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In this activity, learners discover that sand is the major ingredient in glass.

Did you know that using a lens one can bend light to make pictures of the world? It's true!

In this physics activity, learners will gain a better understanding of how friction, inertia, and mass affect objects.

Create 3D glasses and use them to explore color, light and optics. Fool your brain into 'seeing' three dimensions on a flat surface!

In this activity (on pages 4-5), learners make fake snow by adding water to the super-absorbant chemical from diapers, sodium polyacrylate.

In this activity, learners will make their own prism and use a glass of water to separate sunlight into different colors.

In this activity, learners investigate how inkjet printers produce tiny, precise drops of ink.