The Secret Rad Puzzle Box drawer is locked, can you open it? This head-scratching puzzle conceals an intricately carved locking mechanism that secures the drawer, locked up tight until you find the correct sequence of moves to free the secret chamber inside. The front of the box features a stunning maple leaf against many rich shades of smooth wood. The Rad Box Puzzle was designed by the renowned Jean Claude Constantin, a fundamental pillar of the mechanical puzzle industry, and the puzzle certainly lives up to its reputation!