A neural network maps those eight buttons to something meaningful on the 88-key piano keyboard. Being a neural network, the mapping isn’t a fixed one-to-one or even one-to-many. Instead ...

making the 61-key piano capable of sounding like a full 88-key piano. Any sound can be programmed in as well, further increasing its versatility, which is all the more impressive for being built ...

Now, some six years later, Dylan, a student at Roosevelt Middle School, [DG1] has found his rhythm on a piano’s 88 keys and in life.