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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.

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.

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

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

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!

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 biodiversity project examines the biodiversity in your own backyard.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

This activity provides a solution to all those leaves on your doorstep, while also giving your child a fun science lesson.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

Bring the fun of gardening indoors! By stuffing a simple pair of pantyhose with a few grass seeds on top, your child can grow her very own plant pet.

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

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

In this experiment you explore how tectonic plates move to create land and expand bodies of water.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

Combine the science of physics with the fun of playing spy. Your young detective can make his own tiny looking glass. It's simple to make!