The Crumble is a simle single board controller that can control 4 input/ouputs and 2 bi-directional motors as well sa up to 32 sparkles (special RGB LEDS)
It can be programmed using its own Scratch like language and is intended for use in schools/code clubs and homes
it is plugged into a computer (PC or MAC) via USB and can be used to switch LEDS on and off /read switches without any other power supply
To run motors and other add-ons – a 3xAA battery pack is needed.
The hardware is propriety
best way to find out about them is to buy a starter kit
Simon
