The file 'Prison Keys & Keyring 3D Printer Model' is (stl) file type, size is 162.1KB.
Can be used in education for gamification to increase extrinsic motivation.
For ex. give one key when a student solves a math puzzle like the 100 prisoners problem.
Fast & easy to print.
Keyring_v1.stl | 38.9KB | |
Key_v1.stl | 435.9KB |