Kids build a rainforest food web to explore trophic levels in this cool science fair project for 4th grade.

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

A cool physics science fair project idea for 7th grade exploring the application of distance, velocity, and time equations.

Help your kindergarten or first grade child use his creativity to make a beautiful magnetic patterned structure while discovering the wonders of magnets.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

Here's a first grade ladybug game that explores how air can move solid objects, and adds some measurement practice, too. Play, learn, and enjoy!

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

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.

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

This fun science fair project for 8th grade demonstrates what Kepler's 3rd law predicts about a planet's orbital period and its distance from the sun.

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

Science fair project in which you will build your own algae photobioreactor which will meet the physiological requirements of algae for maximum growth.

This project determines whether hands-on practice, mental practice, or no practice leads to better shooting of free-throws.

Find out whether packaged seeds actually do expire in this new science fair project idea.

Compare the whitening abilities of four different brands of whitening toothpaste to see which one whitens the fastest and which one whitens the most.

This science fair project idea investigates whether plants can survive being frozen.

Science fair project idea examines different techniques for memorization. Analyze results of memory tests to determine which method is most effective.

In this science fair project, students examine how the flow rate in a stream affects the growth of aquatic plants.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

This science fair project idea determines if the color of light affects the growth of plants.

This science fair project idea determines which flower lasts the longest.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

Science fair project that studies how the brain transforms man-made symbols into meaningful concepts.

What can you do with hair after its cut? This science project teaches you practical uses for human hair.

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

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.