Step by step tutorial on how to make a LEGO puzzle box using only standard bricks. This guide explains how to design the hidden mechanism, lock system, and secret compartment inside the box. Perfect ...

Step by step tutorial on how to make a LEGO puzzle box that looks like a small house but hides a secret locking mechanism inside. This video shows the full building process, from the exterior design ...

December 23, 2013 Add as a preferred source on Google Add as a preferred source on Google Hidden compartments for super-secret or important documents are always fun to build, and Instructables user ...