This fun experiment provides a concrete and visually striking illustration of photosynthesis.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

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

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

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

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

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

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

Test whether plants can grow without sunlight and water.

Construct and experiment with a periscope using reflected light rays to gather an image.

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

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot move in a pattern related to the sound and rhythm of music.

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

This science fair project teaches students the differences between fruits and vegetables.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

Cleaning can be a chore, but not with this sudsy experiment!

Gymnosperms are coniferous trees that reproduces using pine cones to spread seeds. Check out this simple pine cone experiment to learn about the process!

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

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.