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In this activity, learners build bridges using paper and explore how much weight each bridge design can support.

In this activity, learners build bridges and cantilevers in a series of "building out" challenges with straws and pins.

In this activity, learners make bridges using an oil-based modeling clay (plasticene). The instructions include discussion questions for both before and after bridge building.

In this international citizen science activity, learners measure their night sky brightness and submit their observations into an online database.

In this activity, learners build bridges out of newspaper and tape to explore how structures are designed to bear loads.