This science fair experiment idea's objective is to understand the general concept of an acid and a base.

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

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

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

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

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

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

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

This science fair project idea explores substances that cause a bubble to last longer.

How do organic materials become soil? This science experiment measures what materials biodegrade.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

Make a backbone model to explore human anatomy and life science.

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

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

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

Test your friends to find out if you can replicate the placebo effect's incredible results.

In this experiment you explore how tectonic plates move to create land and expand bodies of water.

In this design challenge, your child will create a parachute for a small toy using typical household items.

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?

Discover flight initiation distance as you play around in the park with this fun bird watching project!

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

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

In this science fair project, kids will be able to see where germs reside on their hands while gaining insight into the benefits of thorough hand washing.

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

Learn about savanna flora and fauna in this science project! Take a look at characteristics of tropical grassland plants and animals that help them survive.