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In this plant habitats activity, children play the role of an ecologist and take surveys of different areas to discover the best habitat for dandelions.

A car game for road trips with children.

Build a paper boat that's modeled on the ones used to cross the Nile River in ancient Egypt!

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

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

How good are humans at sound localization? Kids can try this cool science fair project idea to see how good their friends are at judging sound direction.

Construct batteries that make electricity from fruits with this fun science fair project.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

Give your kindergartener a beautiful way to say "I love you" while giving end-of-year math and writing skills a workout!

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

Give your second grader a chance to get his feet wet with measurement before he moves onto the more complicated stuff by trying this activity with him at home.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

The fish most kids see is usually filleted, and it's hard to see how it came from a lake or sea. This cool gyotaku activity blends life science with art!

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.

This biodiversity project examines the biodiversity in your own backyard.

This science fair project idea explores how much force is needed to move a lever at different distances from the fulcrum.

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

Be active while learning about American history with this twist on the classic running game "Capture the Flag."

Explore the craters, maria, and highlands on the surface of the Moon! In this fun science project you'll create a 3-D model of the moon using paper mache.

The objective this science fair project is to determine whether a bigger bag will allow a homemade hot air balloon to fly higher than smaller bag.

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.

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.