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In this optics activity, learners discover basic lens-making techniques by using a tennis ball to make a lens out of ice.

In this robotics activity, learners find ways to express emotions and feelings using only body movements, not facial expressions.

In this invention challenge activity, learners see how many objects they can grab with a homemade "bionic" arm.

This activity is a sensory experience that recreates the sounds of a pond at night.

In this activity, learners will perform various investigations to understand the vestibular-ocular reflex and learn about the importance of visual cues in maintaining balance.

In this activity, learners use their senses to collect information about a fruit and record their findings in a Science Journal.

Learners observe different light sources, outdoors and indoors, using prism glasses (diffraction glasses) and color filters.

In this activity, groups of four learners must complete a set of four manual tasks. The restrictions are that they must complete the tasks in a limited time while wearing garden or rubber gloves.

Learners participate in a variety of activities modeling different disabilities.

This activity is designed to accompany the PBS documentary about African-American chemist "Percy Julian: Forgotten Genius." Learners look through two cups with small holes in them to simulate what it'