This science fair project idea determines the most effective method of preserving food.

Science fair project that measures the relative times it takes a plastic bag and a biodegradable plastic bag to decompose.

The goal of this fun science experiment is to explore the limitations of sight and learn working of the human eyes.

Certain fruits can change gelatinâs ability to set. In this experiment, kids will discover what happens when gelatin meets pineapple enzyme.

This science fair project idea raises awareness of a real ecological issue.

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?

In this free science fair project idea, kids will conduct an easy electrolysis of water experiment to test solutions of salt, baking soda, tap water, and more.

Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.

This science fair project demonstrates the "power of conformity".

This science fair project idea examines the reason boats are shaped and engineered.

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

What better way to celebrate spring than with a fabulous flower party? Pack the day with fun flower activities and treats for a truly springalicious event!

The purpose of this project is to determine if there are fluctuations in the rising and the setting of the sun and the position of the earth as it rotates.

The objective of this experiment is to evaluate the effects of acid rain on plants.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy

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.

Satisfy your kindergartener's fascination of different sounds with this easy science project, where they'll use their ears instead of their eyes to identify sounds!

This science fair project idea produces consumable fresh water from salt water through desalination.

Science fair project that determines which foods and drinks contain the highest amount of glucose.

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

Create your own light bulb and test filaments of different thicknesses to see which keeps the bulb burning for the longest time.

Find out whether a longer airplane will fly farther or a wider paper airplane.

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

This experiment investigate whether children in different age groups learn better from a computer program or a human teacher.

This fun science fair project idea explains what a circadian rhythm is and explores the types of biological activities that follow a 24 hour cycle in mammals.

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

Help your child create a working lung model that fills with air just like the lungs inside of his own chest when he breathes.

Illustrate the idea of light refraction with this exciting and mystifying experiment.