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.

The goal of this activity is to design, build and test a house or toy for an animal.

In this activity, learners build inexpensive kaleidoscopes using transparency paper and foil (instead of mirrors).

In this activity, learners model directed evolution by making paper fly. Learners construct and fly paper airplanes.

In this activity (26th on the page), learners construct an easy-to-build device and test motor learning.

In this activity, learners develop spatial reasoning skills as they blow bubbles and observe what happens when the bubbles connect.