✈️ Paper Airplane Design STEM | Which Plane Flies the Farthest? (Kindergarten–Grade 2)Turn simple materials into an exciting engineering challenge with this Paper Airplane Design STEM activity! Students explore how airplanes fly while designing, building, and testing their own paper airplanes to see which one travels the farthest. This hands-on investigation introduces basic concepts of air, motion, and aerodynamics, while encouraging students to think like engineers—making predictions, testi