Exploratorium
Vocal Visualizer
Make sound visible with an activity that provides directions for how to build a vocal visualizer meant to create light patterns. Making noise into the visualizer causes a mirror to vibrate, reflecting a laser beam, and creating...
Curated OER
Earthworm Nervous System
Investigate the nervous system of an earthworm! Your class gets into pairs to test, record, and draw conclusions about the reaction earthworms have to different stimuli (sound, light, and smell).