Question

How to play casio ? Give me answer fast.

Answer 1

you can play a casio by playing keys on it

Answer 2

Casio, Roland, Yamaha etc,... keyboards doesn't matter and is irrelevant, all you need is to understand the basics of keyboard and practicing it. But a teacher's help is must, if you want to understand music and to compose your own music or to play an existing music without memorizing all sequence of chords.