Volcas + Chromebooks. It actually all works. Using web apps to map the MIDI from the keyboard to the Volca Keys : r/volcas
Playing your digital keyboard's midi output into Chrome JavaScript - General Discussion - Code Self Study Forum
Chrome Music Lab – EdTech Music
Amazon.com: Vangoa MIDI Keyboard Controller 25 Keys, Worlde Panda MINI USB Midi Keyboard with Drum Pads, Beat Maker Machine Pad, Black : Everything Else