Parade Float Engineering Challenge is a hands-on STEM activity where students design, build, test, and improve a mini parade float inspired by Mardi Gras parades. This engineering challenge guides students through the engineering design process while exploring balance, stability, force, and friction. Perfect for Grades 3–5, this resource includes structured planning, data collection, reflection, and optional writing extensions to support differentiation and real classroom use. ✅ Who Is This Re