I did a lot of research in April 2019 to make my own fisher price record of Baby Shark. Using the research from fred27 and improved upon by Tycho. I created my own method using excel to compose a song and OpenSCAD to generate the record 3d object. Before we get into that, some history. What is the Fisher Price Music Box Record Player? It is a toy record player sold in the 1970s and 1980s that plays plastic records without batteries. The songs are actually encoded on the records and the mechanism is wind up. So if you have a smarty pants kid they could observe the record player…