3. Pick up the wires on the wall and look inside the drawer.
4. Pick up the magnet.
5. Pick up the pliers.
6. Combine the pliers with the wire to make a hook.
7. Look in between the pile of coffins.
8. Use the hook to get the ball of yarn.
9. Use sledgehammer to break open the coffin.
10. Use the pliers to get a tooth from the skeleton.
11. Attach yarn to the tooth and the magnet by combining each item with the yarn.
12. Go to the small hole in the ground.
13. Put the tooth with yarn into the hole.
14. Use the magnet with the yarn to get the lighter.
15. Go to the coffin next to the door and zoom in. Use the lighter on it.
16. You'll get most of the code: 94?317. Go to the door code panel and start putting in the code while trying different numbers where the number is missing. The code is: 946317