The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

Learn whether writing things down really makes things easier to remember.

Examine how the tire treads of a bicycle affect its rolling frictional force. Change tires, test speed performance on different terrains.

Science fair project which determines which colors of light allow plants to produce the most chlorophyll. How are color and light related to each other?

The pinwheel is a simple toy that has been around for years and uses the wonders of the wind to spin it and delight kids of all ages!

Show your fourth grader how to see her heart in action. Make a simple device out of a drinking straw and clay to help her spot the movement of her pulse!

Check out this cool middle school science fair project idea to determine if shopping carts are really carriers of harmful bacteria.

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

Culverts transport seeds away from their original location to different places. This science project examines the effect of culverts on plant growth in streams.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

This science fair project idea discovers whether plants grow best in chemical fertilizer, organic fertilizer, or with no fertilizer at all.

Science fair project that cultivates slime mold and monitors the stages of its development.

Science fair project that determines which materials cause the most friction by sliding blocks of wood down a ramp.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

Teach your child some scientific basics as you explore the densities of various liquids in this fun experiment.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

This easy Halloween-themed science experiment for first-graders is perfect for chilly October afternoons or great as a Halloween party activity.