set database: LEGO 9730 mindstorms robo sports robotics invention system expansion setset number: 9730
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set name: mindstorms robo sports robotics invention system expansion kit
theme: technic, mindstorms 1.0
expansion kit for 9719 mindstorms robotics invention system.
come with a 9v mini motor and technic bricks.
instruction book included 12 robot designs.
overall design is great.
must have for technic lovers.