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In this activity, learners explore the engineering and principles behind working elevators.

In this activity, learners extract DNA from wheat germ. Use this activity to introduce learners to DNA, biotechnology and genetic engineering.

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

In this activity learners will build roller coasters and test them using small balls or marbles.

In this activity, learners explore the concept of how brakes can stop or slow mechanical motion.

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

In this activity, learners explore how product design differences can affect the success of a final product -- in this case a bag for holding candy.