Puzzle Box (Present box)

This box has been created for a school project. Moreover, this project is a box in which you can hide objects on the top. After, there is a fake wall wich you incert and after block it with both cylinder. So there is a bottom compartiment and a top one. In the top one put your fake gift and in the bottom your real one the pearson opening it will be surprise but when she will remove both of them she will be able to access your gift. Enjoy!