Frog science activities for preschoolers

Frog science activities for preschoolers. Place them around the room and have children jump from lily pad to lily pad. This Frog theme has lots of cute frog crafts, frog math activities for preschool, frog worksheets, and loads of educational frog preschool activities. Now your froglet has become a full-grown frog! Your little one is now ready to make their own May 7, 2024 · These science discovery bottles would be a great activity for a group setting for many kids to use. They can make connections about how baby frogs (eggs) become (adult frogs), and you can even start your lesson with some free books about frogs. This 17-page set includes the following printables:Life Cycle of a Frog ActivitiesFrog vs Toad Sorting Differences ActivitiesFrog Jump Jun 13, 2019 · This felt board set shows a pictorial display of a frog’s life. Dragonfly Life Cycle Worksheet. This template includes a color version and a black/white version. In the afternoon, you could have a Play dough bug fossils are pack a punch with virtually instant set up. Mar 11, 2023 · Download the frog craft template, print it out, and cut out the pieces you need. A Thousand Friends of Frogs. Completing these free frog worksheets is a great way to 3" by 18" paper strip for each student. Pond Theme Activities – STEM- Free Printables. We’re sorry! This content is currently unavailable. “Five Green and Speckled Frogs” – This classic counting song is a favorite among preschoolers. This 16-page . Practice counting and graphing with this adorable Frog Pond count and graph activity. May 29, 2022 · 3. 00. Leave the center white. 66 shares. There are games, worksheets, quizzes, and more. Aug 1, 2023 · List of Activities for Preschoolers. This is where you’ll find the largest toad, poison dart frogs, and other really interesting amphibians safely behind glass. These frog life cycle activities are prefect for homeschooling. F is for Frog Letter Maze printables. The egg hatches into a tadpole, which then goes through metamorphosis and develops into an adult frog. Don’t forget the toadlet stage. This activity is part of the Pond Theme Math & Literacy Pack. Then, let the paint dry. Turtle Puzzles! Make turtle puzzles with green paper plates. The life cycle of a frog painted rocks from Views from a Step Frog Science Activities. Pom Pom Frog Craft by Easy Peasy And Fun. Mar 15, 2020 · Preschool And Kindergarten. leaves. Laughing Kids Learn. The song tells the story of five green and speckled frogs sitting on a log, with one jumping into the pool one by one until May 1, 2022 · Both the worksheet and sorting cards have realistic images of frogs. May 14, 2024 · Here’s a quick look at the activities waiting inside: Frog Hop Tracing. Fun hands-on STEM activities (science, technology, engineering, and math) activities for kids of all ages. Science experiments you can do at home! Explore an ever growing list of hundreds of fun and easy science experiments. Words Activity (5 versions) Frog ABC Match (Upper and Lowercase, 2 versions) Frog Life Cycle Ordering Activity. May 21, 2022 · Are you ready for your homeschool life cycle of a frog science lesson? Check our list of Frog Activities for Kids and let your kids discover more about frogs. Have a helper spread a thick layer of Vaseline or shortening all over the bag to cover your entire hand. Teach your child about frog life cycles at home with these printables and hands on crafts. In this frog habitat project, kids can learn what a frog and toad habitat looks like as well as the different types of frog habitats! Designed for elementary classroom, this hands-on project introduces budding scientists to the fascinating world of frogs and habitats. Simple F-maze printable – a great way for young children to practice recognising the Letter F – by Simple Fun For Kids. Sep 5, 2021 · September 5, 2021 / Kelly. Frogs lay eggs/Tadpoles hatch after 2-3 weeks. Aug 18, 2019 · Easy Peasy and Fun. Photo from Life Over C’s. Make a checklist of common pond creatures like frogs, ducks, dragonflies, and fishes. Spotting frogspawn is often thought of as being a key sign of spring! You can hunt for frogspawn in shallow, still water – a Jan 7, 2024 · This Montessori Frog Life Cycle Puzzle is a fun choice for little hands. We harvest and observe these eggs for learning. Mar 2, 2021 · Huge pack of Frog Math Worksheets for grade 2, grade 3, and grade 4 students. This post includes supplemental zoology activities to learn about the life cycle of the frog. rocks. Your little one is going to love learning about ponds with our fun and educational activities! We have a variety of pond activities that will help your preschooler learn all about ponds, from the life cycle of a frog to pond life sort. Bring a sketch book to draw the wonderful animals you see. These Safari Ltd. If you are looking for simple science experiments and activities to do with preschoolers, then this list is perfect for you. These items make my life and homeschooling so much easier. From alphabet to math to science, sensory and more, you'll find preschool activities that are engaging and effective. Jan 24, 2023 · These Frog activities for preschoolers are a great way to get kids excited about science. Large sheets of paper. You could make a set of five to use as resources when singing 5 little speckled frogs. Make practicing sight words FUN with this cute Frog printable sight word games. It’s a great visual aid to have on hand to demonstrate how frogs grow from egg to tadpole to frog. Combine sensory play and chemistry for this fun activity. This section features science topics covered in second grade. Monique. This is a cool life science activity to illustrate to kids how amazing nature is. These activities are used by teachers, moms, dads, childcare providers, and more! All our activities are available at no cost and are free to print and share. The students learn so much more by being able to observe the animal first hand, versus just looking at pictures in books. com. Chapters, with lesson plans and activities, are on a variety of topics, including declines, deformities, culture, anatomy, habitat and more. 2. A drop or two of dish soap will make food coloring dance and swirl across the surface of a shallow bowl of milk. Frogs can jump ten times their length. They eat insects. Trace and Say. The classes did a number of creative crafts and fun learning activities involving frogs. Stick a gum ball on the end for the head. Mar 15, 2019 · FREE Frog Life Cycle Wheel. These worksheets allow early childhood students to explore numbers, letters, and fine motor skills. As you begin planning your life cycle activities for preschool, be sure to include a diagram like the one featured here. This cute Folding paper helps develop the little muscles in kids’ hands. Nature Table: Set up a nature investigation table for preschool science. And then, we introduce our frog pond sensory bin. To make the froglet, cut the front legs off a frog gummy. Looking for fun Pond Theme Preschool Activities for kids? Check out these 16 Hands-On Pond Theme Learning Activities and Crafts for Preschool or Kindergarten. This preschool spring activity is perfect for a math center in your pre-k classroom during April or May. Oct 10, 2013 · 5 Little Speckled Frogs or 5 Green Speckled Frogs has always been a favourite nursery rhyme of mine. Now you have made a froglet! At this stage, lungs develop so the froglet can breath out of water. Another flip the flap activity is a cute, frog face flip up booklet. Art supplies such as markers, crayons, colored pencils, and/or paint. We sing the 5 Speckled Frogs finger play using our frog props. Here are ten of them! 1. Topics covered include: Physical and chemical changes, Plants, States of matter, Weather , Mixtures, The Earth, Cells, etc. After about 2 months, though, they spend a whirlwind 24 hour day transforming completely into frogs! This process, which all amphibians undergo, is called metamorphosis. We use a life cycle model at the science table, complete with books about frogs. Products. They’ll love making these funny toilet paper roll frogs . Put one plastic bag over one hand. The frog life cycle for kids lets them observe so many changes at the start of the frog’s life. Please try again later. The Craft Train. For example, they can crawl through a tunnel made of pants, balance on a tightrope of shirts, or jump This is an up-to-date complete curriculum. This is it! It’s Perfect for teaching children 9 different life cycles with activities. Great for kids in preschool, kindergarten, 1st grade, 2nd grade, 3rd grade, or even upper elementary school! Jun 22, 2011 · Exploring the frog life cycle is one of our themes for spring. redtedart. Then, using a marker write a number on each of the circles that are on the design. The repetitive nature of the song allows children to easily follow along and participate. Each worksheet has an answer key attached while online games enable players to check their skills as they play. Take a teachable moment to reinforce the ordinal number words on the front. They’ll also be able to investigate feathers and even build their own beaver dam! Mar 12, 2019 · Frogs are an important part of the ecosystem and can be identified by their distinctive songs. With 5 stages and detailed felt pictures this set works well within a lesson on frogs, their life cycle, pond life, pond habitats or amphibians. From start to finish, they make major transformations We went outside for some fun gross motor skills play using this free printable. If you choose the black/white version, have your child color the pieces before cutting them out. Source: frugalfun4boys. These little green jumpers are not just Jun 5, 2020 · MORE Pond Activities. Nov 26, 2023 · Create an exciting clothing-themed obstacle course using clothing items such as oversized shirts, pants, hats, and socks. Each one is designed to cultivate developmentally appropriate skills such as fine motor coordination, sensory perception, and early literacy. Celebrate Save the Frogs Day on April 30th with these fun frog activities. The wheel has pictures of eggs, tadpoles, tadpoles with arms, tadpoles with arms and legs, and mature frogs. Paper Plate Frogs | Our Kid Things. 75 Save $28. Frog Hop Flip and Find. Using actual photographs helps kids make connections to frogs they spot outside in nature. Nov 12, 2022 · Colorful Fizzing Sensory Bin from My Bored Toddler. Life Cycle of a Flower for Preschool by Homeschool Preschool. You’ll find science and reading sources about frogs and toads, the life cycle of a frog, frog facts and a frog craft or two to round it all off. Hands-on activities are provided to keep it fun and exciting. This frog-focused paper craft had students cut out a circle and then cut out the legs and glued them onto the frogs along with eyes, a tongue, and some spots. cut up pool noodles for lily pads. If you are looking for hands-on activities and printables to use with the preschoolers you teach, you'll want to check out May 26, 2017 - Explore Hajer Al's board "Frogs for Kids", followed by 141 people on Pinterest. Children will learn about the frog and its life cycle and experience the pond life with our ribbit-ing ideas. Aug 14, 2023 · 9. “Jumping Frogs”. Explore experiments by category, newest experiments, most popular experiments, easy at home experiments, or simply scroll down this page for tons of awesome experiment ideas! Jan 22, 2024 · Magic Milk. plastic frogs and tadpoles (We love this frog TOOB !) plastic insects. 3D Butterfly Life Cycle Science Project by STEAMsational. 5 days ago · Each unit contains approximately 15 activities, with instructions and templates as needed. Use this life cycle of a honey bee printable with your preschoolers to help them understand more about the honey bee. Toilet paper crafts tend to be favorites with preschoolers. Simply run the head and body patterns off on light green construction paper. Building Background on the Frog Life Cycle. Children can hop, jump, and ribbit along with the lyrics, promoting physical activity and coordination. The engaging illustrations will inspire kids to create their own story and dialogue. I like to Laminate my printables which makes them last a lot longer. Pair these activities with a larger pond unit or study of frogs. Give your Here are five fun and educational frog-themed activities that are perfect for early childhood classrooms: Frog Life Cycle Teach children about the different stages of a frog’s life cycle by creating or showing a poster or video of the 4 basic stages of a frog’s life cycle ( Stage 1: Egg / Stage 2: Tadpole / Stage 3: Froglet (young frog Feb 25, 2024 · Frog Montessori Printables offer educators a comprehensive and hands-on way to teach preschool, kindergarten, and Grade 1 students about frogs. Jun 4, 2021 · Paper Plate Frog Craft. Cut card stock into the various animal shapes, including Tiddalik, Bandicoot the Kangaroo and Nabunum the Eel. Encourage the children to plan and decorate a poster featuring the stages of a frog or toad life cycle. With colored paper and circle stickers, you and your preschoolers can make a whole collection of frogs on lily pads . Frog Jump Game for Kids. The log design is perfect if you want to do this Let your whole day revolve around activities that have to do with the fun letter F. Shark Life Cycle Worksheets. tv/ and start learning in the most entertaining way. I love using story stones in activities. At lunch or snacks, focus on items that start with the letter "F", like Fish (goldfish), French Fries, Fresh Fruit, and Fig Newtons or a Fritter for dessert. You have come to the right place if you are looking for fun, engaging and exciting frog activities for kids to do with toddlers, preschoolers, and kindergartners. Choose either the realistic graphics, or the cutesy ones, or give your students a choice. Materials needed: Heavy cream, a clean glass jar with a lid, a pinch of salt (optional), and farm-themed music (optional). These frog activities are perfect for circle time, storytelling, and Science projects. May 20, 2021 · This frog life cycle worksheet is a great resource to have on hand when you teach your preschoolers about frogs. It all starts with adult frogs laying hundreds of tiny eggs, which clump together in groups known as frogspawn. May 2, 2019 · Design an investigation to record how long the frogs stick to the balloon and if they stick for longer if the balloon is rubbed on hair for longer. Learn about the amazing frog life cycle with these FREE Frog Life Cycle Worksheet Pages. Frog Themed Emotions Discussions (10 versions) Frog Themed Ending Sounds Sorting Game (4 versions) Letters vs. Exploring the many facets of frogs, from their physical characteristics to their behaviors and habitats, can be a fun and educational experience that young learners will really enjoy. How to Make Fizzy Sherbet from Laughing Kids Learn. This fun frog counting game has adaptable difficulty levels so preschoolers can learn counting, making 10, and simple addition to 10 in the frog counting activity for toddlers and preschoolers. Rainbow Baking Soda and Vinegar Experiment – This simple, hands on, experiment is perfect for preschoolers and so much fun. Ladybug Life Cycle Craft. Play with the fat content of your milk to create new reactions. Stick half of a gummy worm on the back end for its tail. In this captivating Magic Milk science experiment, preschoolers create an explosion of color as they use soap to disrupt the milk’s surface tension. Apr 21, 2016 · chia seeds (that were soaked in water!) to represent frog eggs. Spring Slime Recipe with Flower Confetti. Your preschooler will work on multiple math skills while completing this frog activities for kids. They will work on 1:1 correspondence, subitizing, and number recognition. Try other shapes and themes, like our jumping leaves for Autumn. Apr 24, 2017 · Puppets. “Jumping Frogs” is an energetic and interactive song that encourages preschoolers to mimic the movements of frogs. We created a sensory bin for frogs last year, that was so much fun to play with! Teaching frog and toad will feel simple with these 25 ideas and activities. Take a green paper plate (Dollar Tree), then tape a head and four legs to it. K-12. happylearning. Pond Math Activities Frog Jump Math. Cut a piece of green construction paper into a 6″ x 12″ rectangle. Count and clip cards are a fun way to practice counting aloud, numeral recognition, hand-eye coordination, and fine motor strength. Honey Bee Life Cycle Worksheets. Printable rainforest themed frog maths game for preschool! Feb 16, 2024 · 3. May 7, 2021 · STEP 2 - Prepare the frog counting activity: Take the lily pads and cut them out. This makes it an easy animal to observe for changes in the life cycle. Science, art, and more! Children will learn about the frog and its life cycle and experience the pond life with our ribbit-ing ideas. It’s a fantastic way to teach about chemical reactions and surface tension in a mesmerizing way. Here are some additional frog life cycle activity ideas Dec 12, 2023 · Mix up some “magic” milk. Cut out some large lily pad shapes from green poster paper or newspaper. You can see the Best Homeschool Essentials Here. Scatter the clothing items around the room or outdoor area, and design various challenges for the children to complete. “The One Frog Too Many (A Boy, a Dog, and a Frog) was written and illustrated by Mercer and Marianna Mayer. 4. Science Kiddo uses static electricity to separate salt and 6. So come take a peak at the fun ideas in this preschool frog theme. Sticky dots. Jun 12, 2017 · Activity: Life Cycle Poster. Engage your preschoolers with fun and educational activities that teach them about the fascinating life cycle of a frog. Pond Inspired Homemade Slime. ”. Lily Pad Sit-upons. Their front legs have four toes each, but their back legs have five. This is an activity that goes with any theme. $3. Discover hands-on crafts, games, and experiments to spark their curiosity and love for nature. Your kids are sure to have a blast exploring science! My kids love science investigations so I am making a point of doing more of them. Each of these ambitious amphibians has a song that is unique. Have fun trying these experiments at home or use them for science fair project ideas. Match up the frog cards with the written number word to the lily pad with the same numeral. Use this set of frog science activities to support your preschooler in learning more about a frogs life cycle, the differences between frogs and toads, and use the included frog jump activity to practice predicting, measuring and recording. Contrary to what you may have learned in kids’ books, none of these critters say “ribbit. Choose a book that goes with the theme, and have the children retell the story. See more ideas about frogs for kids, frog activities, science life cycles. This hands-on fun pack of Frog life cycle activities is great for Kindergarten science and first grade science centers. Frog Games and Activities. See more ideas about frogs science, frog, frog theme. Now have your helper slide the other bag over the Vaseline or shortening, squeezing the air out of both the bags. Frogs Paper Craft A. com Oct 29, 2023 · 1. Secure the bags to your wrist with the rubber band. 8. Lily pad Jumping. Montessori Lifecycle Activities – the Frog We’re fortunate to have a small pond on our property where Pacific Tree frogs lay eggs every March. Activities include: Frog Observation Activity. This cute Paper frog craft is simple and easy and i love the speckles on their faces. Make the pond and its habitants come to life with these age-appropriate preschool and kindergarten activities, lesson, crafts, science experiments, games, and story booklets. Difficulty: Easy / Materials: Basic. Making a frog life cycle wheel is great activity. Here are two activity ideas for your toddler or pre-schooler to play with this fabulous rhyme. In this activity, kids will trace words that fit our froggy theme like ‘eggs’, ‘tadpole’, and Aug 9, 2013 - Crafts and additional activities to support a frog science unit. Animal Science Activity Apr 13, 2022 · Discover hundreds of never-before-seen resources! Create your free account at https://my. blue water. This includes sensory bins, experiments, games, and more! Easy supplies keep it low-cost, and book suggestions add learning time. Apr 14, 2024 · Children will learn key concepts about frogs and pond life: Frogs live in water and on land. Gather: Pictures of frog and toad life stages from books or the internet. The activities include a felt storyboard to go along with the "5 Green and Speckled Frogs" board book, a feed the frog fine motor activity, a fly swatter painting project, a. Finally, smoosh the tail in and make the legs and arms full size. Before you teach the frog life cycle, there are some awesome videos on YouTube to help your little ones build background. Apr 15, 2020 · Your kids will love making a frog life cycle craft out of gummy frogs and gummy worms! Homeschool Preschool . Directions: Have each child place a sticky dot on each of the five pages and add details to the sticky dots by drawing the tadpole body and legs. Jul 26, 2017 · This post contains 5 different frog-themed, hands-on, play-based learning activities for toddlers and preschoolers. Then grab pond mini erasers, flies, frog counters , ducks, and/or rocks. You can have froggy races, jumping contests, or just let them have fun hopping over the cute froggy faces! 1. Feb 18, 2024 · In this article, we will explore nine songs about frogs for preschoolers, along with interesting details about each. Photo Credit: www. Out of white poster board, cut 1 lily pad (big enough to sit on) for each child. This wordless picture book follows a young boy who receives a frog as a gift, even though he already has one. Mar 25, 2024 · After this, pinch two little back legs and two little arms from the ball of playdough. This happens in early spring, when the weather is just starting to get warmer. The wheel turns around and around, so it helps kids visualize the cyclical nature of life cycle. Frogs Paper Craft B Dec 10, 2023 · Activity 4: Butter Making. Show preschoolers pictures or diagrams illustrating the lifecycle of a frog, from egg to tadpole to frog. Baby Frogs or Tadpoles Look Like Fish. Sep 8, 2022 · Lessons may include life cycle, habitat, food, and animal characteristics. Easy jumping frogs. You can dive into talking about the insects’ body parts while playing, and even play a guess-the-insect game with this idea. 10. Children will have a blast making these unique and adorable crafts. In the morning, create a craft (see above) of a frog or fish. Help children tell the Tiddalik story by supplying them with materials to make Tiddalik puppets. Preschool science experiments often seem like magic, but this one is all about surface tension and chemical reactions. Look out for unusual plants or unique behaviors. Explore frogs in your preschool classroom with these frog crafts and activities for preschool. Paper Plate Frog Craft by Crystal And Comp. Have the children decorate the animals using markers, paint, or crayons, and attach tongue depressors to the backs of the card Jul 4, 2018 · Paint the rim around the plate green. Add these flower-themed worksheets to your frog activities for preschoolers. For another cool frog craft, make this Paper Plate Frog Craft. By using the 3-part cards, information cards, student booklets, and diagrams, educators can create engaging and interactive lessons that help students develop a deeper appreciation for these amazing Feb 9, 2024 · A herpetarium is a zoological exhibition space for reptiles and amphibians, most commonly a dedicated area of a larger zoo or science center. Frogs start out looking more like fish—as tadpoles, they swim around using a single long tailfin, eating tiny plants in the water. Preschool number recognition is a vital part of this game as preschoolers learn all the basics of numbers, counting, and addition. Students identify the number, count out the matching number of manipulatives, and place it on the lily pad. All frogs go through a few stages in their life cycles. To make the tadpole, cut a gummy worm in half for the tail. During metamorphosis, the tadpole’s tail shrinks and legs grow, and it develops lungs for breathing air instead of Stage 1: Extraordinary eggs. Red Ted Art. Description: Begin by explaining to the preschoolers that milk comes from cows on the farm and is used to make various dairy products. Preschoolers will strengthen fine motor skills as they create this 3D frog life cycle craft with paper and pom poms. figures can also help illustrate the frog life cycle in a tangible way. 1. Nov 23, 2023 · What to Look For: During your exploration trip, encourage children to observe different types of plants, insects, birds, and other aquatic animals. Include flowers, leaves, and animal tracks. They’re cheap and easy to make. Kids hop like frogs over the frog faces you set out on the ground. See full list on steamsational. Usually the males are singing, trying to impress the females with their voice. More Zoology Activities for Kids. Apr 23, 2018 · If you’re making frog crafts, make sure to include this amazing craft. . 75. Use a black marker to draw 2 lines on the May 5, 2021 · These frog activities include eleven pages of frog-themed activities geared toward kids ages 3-6. This frog STEM balancing and counting game is great for kids of all ages as it incorporates math, science, and logic. Cool Erupting Volcano. Mar 21, 2023 · Pond Animal Count and Clip Cards. One science extension for childrens books about frogs is a frog life cycle activity. This easy paper plate frog craft has a 3D tongue that is sure to bring a smile to your child’s face. Tadpoles develop lungs after about 4 weeks. These activities for preschoolers make learning fun and hands-on. The life cycle of a frog has five stages. Dec 28, 2023 · Whether it's for a rainy day activity or a classroom project, here are Easy Frog Crafts for Preschoolers. As well as a lily pad image we have also included an image of a log that which you can use instead of the lily pads if you wish. Related Printables. Real Frog Photos (5) Mar 13, 2024 · Science Experiments for Preschoolers. Adding the element of dice turns a simple printable into a game Nov 23, 2023 · What to Look For: During your exploration trip, encourage children to observe different types of plants, insects, birds, and other aquatic animals. Nature Scavenger Hunt: Create a list of spring-related items for preschoolers to find during a nature scavenger hunt. This printable activity is found in our Pond Animal Activity Pack. You can use them for story telling, singing 5 little speckled frogs and simple counting activities. This helps them learn how a volcano erupts! For this easy volcano experiment, you will only need some baking soda and vinegar to recreate a lava eruption. This life cycle pack includes an adorable life cycle craft activity and complementary worksheets to help your kiddos understand the concept better. The stages of the frog life cycle are egg, tadpole, metamorphosis, and adult frog. Apr 1, 2022 · Frog Activities for Preschoolers. Story Retelling. Allow them to paint green (you can sponge paint Use this set of frog science activities to learn more about a frogs life cycle, the differences between frogs and toads, and use the included frog jump activity to practice predicting, measuring and recording. Here is a fun and easy frog paper plate craft. Read the blog post here for details: story retelling. $15. It's time to splash into your pond theme with these engaging, hands-on resources for preschoolers to kindergarteners! Hop from lily pad to lily pad practicing initial sounds, feed the frogs for a counting activity, measure the fish you catch, see how far you can flick jumping frogs for a measurement. This is also a fitting activity if your kid’s learning the alphabet and learning the letter F. F is for Frog. 00 $43. Oh yes, this sensory table is THE highlight of our frog theme. Paper Roll Frog | The Craft Train. Just cut out around the frog faces and place them on the ground a few feet apart. Through lines that zigzag, swirl, and squiggle around, your kids will help our frog buddy reach the fly while developing their fine motor skills. Although created for by the Alaska Department of Fish & Game, the materials can be adapted to any state. 7. These activities include things to help learn about literacy, writing, sensory, math, essential preschool skills, fine motor skills, and gross motor frog games for kids. Pre-made word strips with the words egg, baby tadpole, grows back legs, grows front legs, and frog written on them. Investigate whether smaller frogs stick for longer than bigger ones. Life Over C’s. The oral language and numeracy benefits are so important in the early years of development. pdf includes the following activities: Feb 16, 2024 · For more activities like this, be sure to check out more fun Frog Activities for Kids! Hop through a variety of frog activities tailored especially for toddlers. mp xv ch ik tt se ir zk ik wf