Activity
NASA

Build a Relay Inspired by Space Communications

For Teachers 8th - 12th
Learn how the professionals at NASA send information across space. Engineers use a microdevice, laser pointer, and mirrors as relays to model data transmission in space. Scholars program a microdevice to detect light received and test...
Lesson Plan
Curated OER

Electromagnetic and Physical Waves

For Teachers 9th - 12th
Learners compare and contrast electromagnetic and physical waves. In this wave lesson, students discover that all waves reflect, refract, and diffract energy. Learners work in small groups to experiment with waves and evaluate the type...