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In this outdoor activity, learners explore UV rays from the Sun and ways to protect against these potentially harmful rays.

MarsBound! is an engineering simulation activity in which learners use realistic techniques to plan a mission to Mars.

In this activity (page 10 of PDF), learners approximate the area of the uppermost cross section of an impact crater using a variety of square grids.

In this activity, learners make a flip book that shows the progression of two solar events on reversible sides of the flip book.