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In this activity, learners explore how the power of the sun can be harnessed to heat and cool a building.

In this activity, learners explore how musical instruments are engineered.

Find out what it would be like to have ears shaped differently from your own! Design and make different animal ears then try them out.

In this activity, learners will see how UV light affects colors over time by making their own sunprint on construction paper.

Make your own "Dance Dance Revolution" dance pad! In this design challenge activity, learners work in teams to build a dance pad that lets you use your feet to sound a buzzer or flash a light.

In this lab (Activity #1 on page), learners explore how we see color.

In this activity, learners explore the many uses of periscopes and how this simple device was designed and is used in many applications.

In this design challenge activity, learners build a four-stringed instrument that can play a tune.