Search Results

In this activity, learners create a simple “top” from a CD, marble and bottle cap, and use it as a spinning platform for a variety of illusion-generating patterns.

In this activity, learners explore what happens when polarized white light passes through a sugar solution.

In this lab (Activity #1 on page), learners explore how we see color.

Have you ever heard of a camera without a lens? In this activity, learners create a pinhole camera out of simple materials. They'll see the world in a whole new way: upside down and backwards!

In this activity, learners construct three optical illusion toys to examine how our brains play tricks on what we see.

In this activity, learners make a Benham Top to explore visual illusions and optics.

In this activity (17th on the page), learners investigate why you cannot see colors in dim light.

In this activity, learners experience firsthand how marine animals' adaptive coloration camouflages them from prey.