Secret Compartment in a Puzzle

Step 1: Gather These Tools and Materials

Knife, puzzle like this one, superglue

Step 2: Leverage

Lever the black bottom off the puzzle with the knife. You may have to lever on all four sides to achieve this.

Step 3: Glueing

Glue one side of the blue thing to the clear box, just under the ridge for the black plate.

Step 4: Stash Your Stuff

The lid should snap on neatly. To open, lever lid off with a knife.