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In this chemistry challenge, learners identify which plants have the enzyme "catalase" that breaks hydrogen peroxide into water and oxygen.

This activity (located on page 2 of PDF) introduces learners to the real size of animals using nonstandard measurement.

In this game, learners match descriptions of marine debris (shoes, batteries, paper towels, etc.) to images of these items.

In this activity, learners explore color, light and shadow by creating their own puppets to hold in front of a light source.

In this fun optics activity, learners explore principles of light, reflection (mirrors), and perception. Learners work in pairs and sit on opposite sides of a "two-way" mirror.

This is a tape and glue activity in which learners make binoculars that they can decorate and then use to go bird watching.

In this activity/demo, learners examine a synthetic gecko tape with micron sized hairs that mimics the behavior of the gecko foot.

In this plant science activity, learners role play as vegetables and weeds competing for nutrients.