What's cooler than an explosion? Not much! This simple science experiment lets kids build their own pop rocket. So put on your safety goggles and let her rip.

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

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

Start your toy engines -- this is going to be a fast and friction-filled race!

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

Your kid will be captivated as she watches liquids change color before her very eyes during this fun science project that introduces some chemistry basics.

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

This science fair project idea investigates if fats add to the flavor of food.

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

Is our water polluted? Help your young scientist understand the importance of taking care of the environment with this simple experiment.

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?

Get your child math and science savvy with this fun outdoor classification game. Using chalk, your child will classify what she sees in the natural world.

Help your child celebrate the summer and the sun by making a sandy seascape.

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

Take the art making outside: have your first grader make a clay relief sculpture of the natural world. This is a great activity for summer.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

In this activity, your child will transform an egg into a glowing, bouncy "ball" that they can play with.

This project can help prepare your child for a trip to the tide pools, or give him a way to remember some of the many creatures he saw during his visit.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.