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Your Age on Other Worlds
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Did you know that you would be a different age if you lived on Mars? It's true!
Personal Time Line
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In this activity, learners work in groups to create a time line representing significant moments in their lives.
Paper Tape Motion Timer
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In this activity, learners build a recording timer made from simple materials (e.g., small dc motor, sharpie pen, craft sticks, adding machine paper tape, etc.).