Delight your budding scientist with this cool physics magic trick and teach her some basic physics concepts while you're at it!

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

Give your kid the opportunity to experiment with color combinations, and how the tape is applied as they make special cards for friends and family.

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.

Compare and order numbers and introduce mathematical inequalities in this fun math card game.

Check out this simple version of a pairs game that's played all over the world. It's a great way to practice estimating and predicting mathematical outcomes.

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

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

How do we know that air exists when we can't see it, taste it, or touch it? Here's a classic experiment that will teach your kid some basics of aerodynamics!

Using a toy race car kids create a visual model of the Doppler Effect.

Here's a simple math activity that has your child using her basic addition facts to solve a secret code.

In this science fair project, young children discover what happens when two fluids that have different densities get together.

Help kids tap into their inner inventor by teaching them how to make peanut butter through trial, error, and lots of taste testing!

In this fun math activity, second graders will learn to estimate items in a jar! 

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

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.

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.

This science fair project idea investigates if webbed feet help a duck (and others) swim.

Ever wonder how those kooky kazoos work? Get to know the science behind this silly instrument by making your very own kazoo!

Countries all around the world have been using the abacus for thousands of years to make math easier. Have your kid make his own abacus to practice arithmetic.

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

Help your child to create a familiar favorite from a book or series he adores out of papier-mache. Exercise your child's imagination and language arts skills.

This classic children's game demonstrates how sound travels through air vs. through a solid.

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.

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

Air invisible; it doesn't make sounds; you can't pick it up and throw it. So how do we know it exists? Help your second grade scientist figure it out.

Try this creative art project with your second grader to help him build up his fine motor skills and artistic awareness as he makes a faux stained glass vase.