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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 wind energy can be generated on both a large and small scale.

In this activity, learners explore how packaging engineers develop customized shipping and packaging containers to meet the needs of many different industries.

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

In this engineering activity, learners will get acquainted with the basics of wind energy and power production by fabricating and testing various blade designs for table-top windmills constructed from

In this design-based activity, learners explore environments, ecosystems, energy flow and organism interactions by creating a model biodome. Learners become engineers who create model ecosystems.

In this activity, learners will reuse plastic bags in an interesting way.

In this activity, learners are invited to imagine the park of their dreams!

In this activity, learners explore how watermills have helped harness energy from water through the ages.

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

In this design challenge activity, learners explore the concept of biomimicry by using a natural organism's special features to design a new human object.

In this activity, learners construct a home-made journal with simple, everyday materials.

In this activity, learners explore how engineers design devices that can detect the presence of pollutants in the air.

In this design challenge, learners design a storm drain cover that catches litter to protect waterways to learn about how local actions can have system-level effects.

In this activity, learners consider the water features they might enjoy at a community park--a pond, brook, water playground (or "sprayground"), or pool--and what happens to the water over time.

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

In this activity, learners explore how engineering has developed various means to remove impurities from water.

In this activity, learners are challenged to design, build and test a birdhouse that will stay cool in the sun.

In this activity, learners explore how engineers work to solve the challenges of a society, such as delivering safe drinking water.

In this activity, learners explore sensors and focus specifically on how to measure humidity using a sensor.