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In this activity, learners explore the different salinities of various sources of water by taste-testing.

In this activity, learners discover why some nanoscale science and technology is done in the controlled environment of a clean room, what clean rooms are like, and how scientists help keep the clean r

In this activity, learners experiment with their voices and noisemakers to understand the connections between vibrations and the sounds created by those vibrations.

This activity generates learner excitement about light through the creation of a room-sized rainbow.

This lesson (on pages 15-24 of PDF) explores how sound is caused by vibrating objects. It explains that we hear by feeling vibrations passing through the air.

Use this hands-on activity to demonstrate infrared and thermal radiation.

This simple hands-on activity demonstrates why the sky appears blue on a sunny day and red during sunrise and sunset.