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

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.

Has your child ever asked you how a submarine works? Here's a simple bathtub project that will make for a hands-on answer.