The CaDA Secret of Safe (C71006W) is a Steam Series mechanical puzzle brick set — building a combination safe with working combination lock mechanism. The Secret of Safe teaches mechanical principles including cams, levers, and combination lock mechanisms through the satisfying process of building a working safe and then locking and unlocking it. Compatible with other major brick brands.
Subject: Working combination safe with real locking mechanism
Part of CaDA's educational Steam series
Teaches cams, levers, and combination lock mechanics
