Lego Mindstorms with working controller. Tested and motors turn and lights up. 90% complete with box and instructions - please see photos for details The Lego Mindstorms Robotics Discovery Set 9735 is a vintage plastic toy set manufactured in Japan in 1999. As part of the Lego Mindstorms theme, this set is designed for children aged 9 and above who have an interest in robots. With 90% completion and the original box, this retired set allows builders to create and programme their own robots, providing a fun and educational experience for young Lego enthusiasts.
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