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In this activity, learners explore the engineering behind the conveyor belt and consider the impact this invention has had on transportation and the coordinated shipping and delivery of goods.

In this activity, learners explore surgical instrument design. Teams of learners construct surgical instruments from everyday materials.

This lesson focuses on how nanotechnology has impacted our society and how engineers have learned to explore the world at the nanoscale.

In this online Flash game, learners test their engineering know-how, moving a collection of mechanical parts onto a board to make complete a system of parts that will move a ball from start to finish.

In this activity, learners investigate passive solar building design with a focus solely on heating.

In this activity, learners simulate the process of DNA fingerprinting by using electricity to separate colored dyes.

In this design challenge activity, learners build a shock-absorbing system that will protect two “astronauts” when they land.