These St. Patrick's Day and Spring themed STEM & STEAM Activities and Challenges are perfect to engage your elementary engineers in March! Includes the following LOW PREP STEM Activities:Wind-powered Maze Rainbow Arch BridgeLeprechaun TrapBonus Brainbuilder: Coin ChemistryThese STEM challenges and Bonus Brainbuilder can be completed as stations or as a whole class. Includes the following components for EACH CHALLENGE:Detailed Lesson Plan with Standards, Supply Checklists, and Suggested Read Alo