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In this activity, learners build scaled-down structures and cantilevers in a series of "building out" challenges with bamboo skewers and tape.

In this three/four-day lesson, learners calculate perimeters and areas and draw the castle plan to scale.

In a class demonstration, learners observe a simple water cycle model to better understand its role in pollutant transport.

In this activity, learners explore the engineering behind seismographs and how technology has improved accurate recording of earthquakes.