Bring hands-on engineering into your K–2 classroom with this no-prep Desk Pet Perch STEM Challenge. Students design, sketch, test, compare, and improve a stable mini perch or seat for a small desk pet, mini eraser, counting bear, or classroom mascot. This early engineering resource helps young learners practice stability, balance, base width, supports, material properties, criteria, constraints, testing, data recording, and redesign thinking in a kid-friendly way.This STEM worksheet pack is idea