3 Saint Patrick's Day STEM Challenges - Leprechaun Trap Using Simple Machines, Rainbow Run, and Floating Pots of Gold. Each STEM Challenge has photo examples, a list of materials needed, a prediction section, abrainstorming section, trials 1, 2, & 3, final results section with drawings, and a reflection section. This resource has science, technology, engineering, and measurement activities to do with your upper elementary kids that will really get their brains going this season!This resourc