Challenge your child to a word count war, and practice good note-taking skills at the same time!

Introduce your fourth or fifth grader to volume by having him build rectangular prisms, and then count each sugar cube to check his volume calculations.

Tree rings can tell the age of the tree but also information about the world. This science experiment uses tree stumps to discover new facts.

Help your fourth grader make a homemade recipe book that's eye-catching, simple to construct and perfect for holding all of her favorite recipes!

Have a bookworm on your hands? They'll boost their spelling and problem solving skills with this Oulipo activity re-writing lyrics to beloved Christmas songs!

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

Spiders may be creepy, crawly and sometimes frightening, but not this little fella. He's fun to make and sure will cause a lot of giggling!

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

Race to create an equation in this game will help your child and his opponents get creative with addition, subtraction and multiplication.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

How many ways can Christmas fun "add up"? Download this fourth grade math worksheet and find out!

How much does 100 weigh? Play this fun guessing game with your child to commemorate the 100th day of school.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

Play multiplication war, a fun card game, with your child and before long those annoying multiplication facts will be part of her mathematical skill set.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

When it comes to money it isnât enough to know how much one coin or bill is worth. Make it all come together for your kid with this shopping activity.

This project investigates the affect of storage temperature on microwave popcorn.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

Children will learn about food waste and conservation, create a poster that lets others know about the importance of food conservation, and make a plan to waste less food and consume with mindfulness.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

This science fair project examines how seeds hitchhike on animals and clothing.

Teach your child the art of the status update with this cutting-edge take on the old-fashioned book report: the social media book review!

Use a deck of playing cards to practice place value and other math concepts with your upper elementary child!

This science fair project investigates why the number of visible stars changes from place to place.

As Mother's Day approaches, everyone's grateful! Let your third grader assemble this special book with words from the whole family.

This art exercise is great way to help kids learn how to see just like a professional painter, while experimenting and having fun with monochromatic color!

Compare fractions in this two-player math game. The objective of the games is to work together to determine who has created the largest fraction.

This science fair project idea examines whether boys and girls differ in reflexes.

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.