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If you have lights, cardboard, scissors, and some brass fasteners, you can make shadow puppets! Create a story-telling and design challenge for your learners with this simple and creative activity.

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

In this activity, learners will use a variety of household and/or natural objects to design a sculpture that balances from a single point.

In this design challenge, learners will create wind-powered contraptions to transport a load, such as a cupcake or another small object, and test to see if they work.

Cardboard Automata are a playful way to explore simple machine elements while creating a mechanical sculpture.

In this Engineering Design Challenge activity, learners will use balloons to investigate how a multi-stage rocket, like that used in the Interstellar Boundary Explorer (IBEX) mission, can propel a sat