This activity, Rotation in a Vertical Plane, is an excellent problem for Physics Honors and AP Physics 1 high school students. To solution requires the application of essential concepts in dynamics, energy, circular motion, and projectile motion. The detailed step-by-step solution is included. The link to many other science activities in TPT, including 85 that are free to download is the following: https://physicsap.ceressoft.nethttps://software.ceressoft.nethttps://science.ceressoft.net/tptPh