The purpose of this science project is to determine which chemical best lowers the temperature of water in a cold pack and if the amount affects its use.

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

What is a series circuit and how does it work? Learn about voltage, electrical current, and resistors in this cool science experiment!

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

Science fair project that helps visualize how the human brain functions by constructing a model of a brain.

Hold a magnet marathon! Explore the power of magnets with your kindergartener in this entertaining and simple science game.

Check out this cool and free middle school science fair project idea on how to make a solar oven.

What are the benefits of good posture? Kids will learn about the cognitive effects of good posture through conducting and observing a controlled experiment.

This activity works well with a group or just with a parent and child, and it can make a great party game since it's both fun and inexpensive.

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

Show your teen how to make her own beeswax lip balm. It's one of the simplest do-it-yourself activities, and it's fun to make!

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

This science fair project explores how salt and sugar affect the melting rate of ice in water.

Make some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

Science fair project that determines whether windmills can be designed so that birds will not feed on them. Will they discriminate between different patterns?

Learn about the factors that influence group conformity.

Is your little scientist up for a rocky challenge? Let them make their own geode rocks using eggs and epsom salts!

A simple science experiment exploring the physics of water pressure that's been amazing people since Medieval times.

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.