stephanessie likes to play on the piano but she has a hard time reaching the keys. what shall i do???

hacking my small toy keyboard:

today, i'm going to outfit my keyboard with some external banana connectors...:

opening up a bigger keyboard:

drilling some holes for banana connectors:

installing some banana connectors:
tightening the banana connectors with a nut driver:

experimenting with a wire jumper to determine where to connect:

soldering the wires on, for connections to inner circuit board:

now i can control the sound from outside the box:

testing the wiring:

foot pedals now connected to banana jacks which connect to internal circuits:

Hacking my sister's ExerSaucer:

absolute link: