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In this hands-on engineering project, kids use two simple machines, levers and inclined planes, to construct their own pinball machines.

In this engineering activity (page 5 of PDF), young learners investigate how materials and design contribute to the strength of a structure, particularly walls.

In this simple activity, learners discover how a mere piece of paper can be used to hold up the weight of a heavy book.

In this activity, learners design, build and test a model suspension bridge for sturdiness and strength.