✨ Make STEM come alive in your classroom with STEM Lessons and Challenges! ✨ These hands-on units guide your students through the full engineering design process. Students use science, technology, engineering, and math concepts to plan, create, test, and improve their own solutions to real-world problems. Designed to spark curiosity and collaboration, each of the 15 grade-appropriate STEM challenges targets key life, Earth, and physical science concepts while building critical thinking, cr