Bach's Box

Bach's Box is an intricate sequential discovery puzzle made from PLA printed at full density, as well as a number of stainless steel and brass components. Expect discovery, mechanical misdirection, and a special final prize.

Goal: Find Bach's Music Box

Puzzle review and solve: https://www.youtube.com/watch?v=uIXeXVoNIAI&t=324s

Disclaimer: Warning. Product contains small parts that could be a choking hazard. Not intended for children under 12 years old.