Meet Root: a whiteboard robot designed to teach your kids how to code. It can drive vertically on any metal-backed whiteboard. Root moves a dry-erase marker and eraser to draw or erase markings. It comes with ambient light sensors and a color scanner. The expansion port lets you add new hardware.
Root draws, erases, and responses to lines drawn on the board. The robot has 15 LEDs and a speaker. It comes with a visual and text-based environment for beginners to more advanced users. More information is available here.