Discover the amazing properties of water's surface tension as you make metal paper clips float on water. You'll learn about the forces that hold water molecules together and how insects like water ...

The surface of water is stronger than you might think. If placed gently enough, some things that would normally sink can stay up on top! Try the activity and see how strong the surface of water can be ...

Place cups in a row (I used five cups). Fill the first, third and fifth cups most of the way full. Add food coloring to the water. To make a rainbow effect, add a few drops of blue color to the first ...