Otona no Kagaku Mini Robot Vacuum Cleaner Kit

Otona no Kagaku Mini Robot Vacuum Cleaner Kit - It might not have been invented in Japan but the round robot vacuum cleaner immediately became a hit here, and of course it would since the Japanese love all things robotic! The Otona no Kagaku Mini Robot Vacuum Cleaner Kit, brought to you by the popular science magazine, lets you build your own app ...