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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.

The "Rocket Reactions" activity is an exciting way to learn about how materials interact, behave, and change.

Based of the The Tech Challenge 2015, learners will engage in two mini-design challenges related to seismic engineering.

What's a more compelling problem to solve than being stranded on a deserted island?

If you have 3-foot dowels and rubber bands, you can can started on this fun and open design challenge. You can make structures big and small: make it so you can fit your parent into it!

Many common household cleaners are antimicrobials.

In this activity, learners will engineer a roof using simple materials to protect a construction paper person from a rainstorm.

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

In this activity, learners of all ages will design a functional bird feeder using familiar, every day materials.