Looking for a fun, low-prep STEM challenge your students will love? This printable hands-on engineering activity is part of a 30-challenge STEM series designed to help students explore science, engineering, problem-solving, and critical thinking through meaningful design tasks. In this challenge, students plan, build, test, and improve their ideas using simple materials and the engineering design process. This STEM activity encourages creativity, perseverance, collaboration, and real-world appli