How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

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

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

How do mirrors work? What is light, and how does it travel? Explore light and reflection with your preschooler with these simple hands-on experiments.

This classic children's game demonstrates how sound travels through air vs. through a solid.

Delight your budding scientist with this cool physics magic trick and teach her some basic physics concepts while you're at it!

Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.

Take a look at forensic science with your child. She'll learn how to take a shoe impression, just like the detectives do!

Help your child explore chromatography, which is the process of separating colors or pigments, and create a neat art project in the process!

Help your child understand the scientific concept of evaporation with this fun outdoor science activity.

The pinwheel is a simple toy that has been around for years and uses the wonders of the wind to spin it and delight kids of all ages!

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

Give your budding young observers a chance to discover simple machines at use in their own home.

If your science savy third grader is up for a challenge, let her bend light with a casserole dish!

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

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

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.

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

This science fair project idea explores whether talking to a plant will help it grow.

Explore the scientific concept of capacity by seeing how many pennies you boat can hold before it sinks!

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

Household items and a bit of imagination will create a CSI kit for your child to have investigative adventures with. Explore the world of forensic science!

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.