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In this fun activity, your child will create their very own solar oven to bake s'mores!

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

This science fair project idea determines if the color of light affects the growth of plants.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

Have your child kick off their summer vacation by making a miniature water slide!

This science fair project idea examines which type of insulation holds in the most heat.

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

This science fair project idea investigates the difference in reaction times between boys and girls.

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

Amaze your kids by separating a salt and pepper mixture using an "electric spoon" charged with wool.

In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.

Take a dive into the candy jar with this yummy science experiment.

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

This science fair project will help students learn about non-vascular plants, such as mosses.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

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