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In this optics activity, learners create flip books by drawing an image like an eye opening and closing on 24 small pages of paper.

In this activity, learners explore how the area of Arctic sea ice has changed over recent years. First, learners graph the area of Arctic sea ice over time from 1979 to 2007.

These math posters have questions written on them, such as: How many colors can you name in a minute? or How many seconds can you balance on one foot?