This project was built to support 4th grade teachers working on a cross-curricular unit. It may also be a great unit for 5th graders as a fun review. We covered energy sources, circuitry, point of view, and factorization / multiplication. It was a great National STEM Day project series.--> Energy - Types of energy sources -- Construct and test a propeller car. --> Present your findings using 1st Person Point of View-->Circuits - Construct a Series Circuit that lights 2 LEDs --> P