When Peter Kirk joined Natick Soldier Systems Center as a maintenance mechanic, he handled a wide range of duties, from ...

This amazing tutorial shows you how to make a LEGO safe with a key card access system, combining creativity and engineering ...

Learn how to build five mini LEGO safes with simple, easy-to-follow tutorials perfect for all skill levels. Each safe features a unique locking mechanism, including secret buttons, levers, keys, ...