Special thanks to Dean Baird, Rio Americano HS, Carmichael, CA; Alicia Akers, Deerfield High School, Deerfield, IL; Mark Moverman, Lab School of Washington, Washington, DC.

This content is only available via PDF.
AAPT members receive access to The Physics Teacher and the American Journal of Physics as a member benefit. To learn more about this member benefit and becoming an AAPT member, visit the Joining AAPT page.