Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

Encourage your child to help with dinner preparations this holiday season! You can use this recipe for Christmas dinner or lunch, or for meals leading up to the holiday. This Christmas Wreath Salad recipe is simple enough for preschoolers to fifth graders

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

It's important to be able to add and subtract quickly and accurately, and this activity is the perfect way to practice.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

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.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Looking for a fun way for your child to practice the basics of addition, subtraction, and multiplication? Look no further than this fun card game!

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

Playing a tactile game with multiplication will help your child get a better grasp of basic math concepts and transform your kid into a master multiplier.

In this project children practice the scientific method while playing with puffy paint.

Help your child get comfortable with the concept of estimation, which will come in handy during everything from standardized tests to future shopping trips!

Try your hand at writing jump rope rhymes by organizing your ideas first, then composing your creation like a poem.

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

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

This project determines what category of person is most likely to be ticklish.

Thanksgiving placemats are a great craft for your kid, and a beautiful addition to the dinner table. Make Thanksgiving placemats with your kid for the holiday.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

What's my number? Go ahead and guess! This logic game focuses on number sense that suits all ability levels, as players' questions can be simple or complex.

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

Perk up your front porch with this hanging vase craft, perfect for spring and for getting kids outdoors!

Trying to find sums of groups of multiples is a great way to practice your addition. Be sure to double check your work. If you clear all of the cards, you win!

This Mother's Day, help your child practice math measurement skills with this "mom" recipe card.

If your child is particularly handy or artistic, she'll love putting her talents toward making a custom key holder. It's the perfect gift for any occasion.

Light up the sky with this lotus lantern, a perfect way to explore Buddha Day.

Play a game of "restaurant" to reinforce real-world applications of counting and using money.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

Give your child a chance to review his knowledge of safety and show off his writing skills at the same time by writing a safety manual to share at home.

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.