In this science fair experiment, students learn about the scientific principles behind Doppler ultrasound.

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.

Do this experiment to help your first grader understand how salt can be removed from salt water. All it takes are a few household materials.

Start thinking about how the internet works by assembling an Ethernet cable of your own!

This activity is a fun way to "go fishing" with your preschooler, while learning about the concepts of freezing and melting.

Future whistleblowers can learn about product safety standards with this exercise in writing and researching.

Teach your little scientist about the amazing powers of gravity by comparing the falling speeds of two yummy fruits

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

Here's an experiment that will have your child experimenting with cake ingredients to learn about the chemical reactions that happen when a cake's in the oven.

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!