4th and 5th Grade Physical Science Activities : Page 4

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

Here is a nifty science experiment using Epsom salts to make "frost" appear on a piece of glass.

Along with being an interesting science activity, dehydrated strawberries are also tasty â and healthy!

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