This activity highlights the relationship between frequency, wavelength and speed in a very visual way. Chocolate is melted in the microwave, and the distance between the nodes is measured and used with the known frequency of the microwave to derive the speed of light. It is also delicious.

Blueprint Stats:

Cost: cost
Field: Physics
Prep Time: 10 minutes
Active Time: 20 minutes
Level: 7-9
Mess Factor: mess