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Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

The next time you and your fifth grader go on a hike, take along this key to figure out which common North American animal left a track along the river bank.

The objective of this science fair project is to test the growth rate of a plan in a crystal medium in comparison to traditional soil.

Your kid will be captivated as she watches liquids change color before her very eyes during this fun science project that introduces some chemistry basics.

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

Discover whether a metal will expand under hot water.

There are hundreds of properties in rocks which you can describe, so get your geology goggles on and get ready to rock your child's science skills.

Has your child ever played weatherman? Try this science activity that lets kids try their hands at observing and predicting the weather.

In this activity, your student will be invited to build a chair out of building blocks that is designed to meet the specific size and shape of a small doll or toy figure.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

Help your child create a magical miniature garden in the most unlikely of places: a recycled plastic bottle!

Excite your fourth grader by recreating ancient Viking myths. This miniature longboat will explore the principle of water molecules expanding when heated.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

Here's a science experiment that gives your kids a chance to see how fire needs oxygen to burn, with a little math and writing practice thrown in.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Perk up your front porch with this hanging vase craft, perfect for spring and for getting kids outdoors!

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!

Start your toy engines -- this is going to be a fast and friction-filled race!

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

This biodiversity project examines the biodiversity in your own backyard.

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.

Take a dive into the candy jar with this yummy science experiment.