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In this activity, learners are challenged to design and build the tools they need to survive being shipwrecked on a deserted island.

In this three-day lesson, learners identify two-dimensional shapes used in castle construction, create a castle collage using assorted shapes, and design tapestries using repeated patterns of color, s

This is an online game recreating the longest ever (at that point in time) freefall jump by Air Force Captain Joe Kittinger.

In this activity, learners explore the potential of interchangeable standard parts to create a large number of unique creations in different combinations.

In this four-day lesson, learners identify three-dimensional forms in castle design, research different parts of the castle with a focus on their uses, and design and enlarge a banner for the great ha

In this physics activity, learners recreate Galileo's famous experiment, in which he dropped a heavy weight and a light weight from the top of the Leaning Tower of Pisa to show that both weights fall

This paper describes a working-model demonstration of Ernest Rutherford's 1911 experiment about the nature of atoms.