Engage your students with 40 hands-on STEM challenges using simple, everyday classroom materials!This print-and-go STEM Challenge Card Deck is the ultimate resource for incorporating hands-on engineering, critical thinking, and the Engineering Design Process into your classroom—without breaking the bank on supplies. Perfect for STEM centers, early finishers, sub plans, or Friday STEM challenges! Designed for Grades 3–8, each of the 40 challenge cards walks students through the entire Engineering