The 130-in-1 Electronic Playground includes a step-by-step illustrated manual for easy construction as well as a built-in speaker, 7-segment LED display, two integrated circuits, rotary controls and more.
The 130-in-1 Electronic Playground includes a step-by-step illustrated manual for easy construction as well as a built-in speaker, 7-segment LED display, two integrated circuits, rotary controls and more.