Search Results

In this activity, learners use two different techniques to estimate how many little things fit into one bigger thing.

In this activity (4th activity on the page), learners test to see if saliva is necessary for food to have taste.

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

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