Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

Learn how matter transmits sound with a simple, hands-on experiment using sand, water and air.

In this science fair project, young children discover what happens when two fluids that have different densities get together.

A simple science experiment exploring the physics of water pressure that's been amazing people since Medieval times.

Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.

Here's a science activity that lets a first grader use an empty dish detergent bottle to create his own fountain as he explores air pressure.

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

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

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.

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

Show your child that the simplest ingredients (salt and water) can be used to illustrate the concept of density!

Take advantage of the fact that ink and water don't mix and introduce your kid to suminagashi, a Japanese form of art.