Find out whether putting something on top of a plant will inhibit its growth.

What's the quickest way to separate salt and pepper? Let static electricity do the work! Your child will be fascinated by this simple experiment.

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

Help your own young scientist tackle the wonders of static electricity from the comfort of his own home!

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

Let your young scientist explore a brave new world of sound with an experiment that just requires a handful of common household items.

This science fair project idea investigates how the shape of an object affects drag.

Give your budding young observers a chance to discover simple machines at use in their own home.

Your child will do a fun science experiment using soap and pepper flakes to help understand the concepts of water molecules and the surface tension of water.

Try the classic balloon-on-the-wall trick with your kid and watch static electricity in action.

This science fair project idea's objective is to understand the concept of air pollution and examine the quality of air in our environments.

Introduce your child to the amazing, almost magical phenomenon of static electricity!

This science fair project idea determines which method of hand cleansing is the most effective.

In this activity, your child will be challenged to build a tall tower out of building bricks! The instructions include questions prompts to guide students through the design challenge.

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

This science fair project investigates why the number of visible stars changes from place to place.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

This clay "painting" activity encourages and supports creative development and critical thinking skills.

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

The moon doesn't produce its own light, so why can we see it shining in the sky? Learn about reflection and planetshine in this fun and easy science project!

This science fair project idea examines liquids of different densities.

Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

This science fair project idea explores whether talking to a plant will help it grow.

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

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

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