What do you do with a circa 1985 Casio FX-451 calculator with a bad keyboard? Well, if you are [Poking Technology], you transplant the inside of the calculator to a new custom keyboard.
If you or your child is considering learning the keys ... Our top choice right now is the Casio Casiotone CT-S1. This entry-level keyboard offers a great selection of sounds and an accessible key ...
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