I volunteer in my wife's intro to chem and physics class and her design workshop class at the local high school. I integrate PASCO and Vernier probeware, and help with other experimental design problems, as well as working one on one with students. Both classes are primarily project oriented.
I have a student trying to build a simple solar powered vehicle for a high school design thinking class. He solar panel produces about 3.1 V as measured on a multimeter, but will not power the electric motor she had chosen. She tested the motor with a pair of AA batteries (2.9 V on multimeter)...