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

In this science fair project, we'll explore how blocking the sun's light can stop those can stop photosensitive paper from changing color.

Get ready for a yummy taste test! Just pour the milk -- and make sure you have some chocolate chip cookies on hand.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

What is surface tension? Kids will discover how water-skating insects use surface tension to keep from sinking by making a model water walker.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.