This easy Halloween-themed science experiment for first-graders is perfect for chilly October afternoons or great as a Halloween party activity.

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

An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

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

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

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?

What happens when colored beams of light mix? You might be surprised.

Explore the chemistry of latex polymers with this outrageous, hilarious science activity.

Try this experiment to give your curious kid a more "solid" understanding of how temperature affects the states of matter.

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

Bring the magic and mystery of the night sky to the light of day with this fun constellation art project!

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

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.

Here is a quick experiment you can conduct at the playground to introduce or reinforce the concept of Newton's First Law, The Law of Inertia.

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

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

Learn how to make marbleized paper with simple everyday ingredients in this fun activity! Your child will learn about oil and water while doing this project.

Did you ever think you could make colors disappear right before your eyes? This science experiment is just like a magic trick: now you see it, now you don't!

Conduct a simple science experiment to see if flowers from your garden pass the acid-base indicator test with this exciting chemistry activity.