![LEGO 3804 Robotics Invention System, Version 2.0 Set Parts Inventory and Instructions - LEGO Reference Guide LEGO 3804 Robotics Invention System, Version 2.0 Set Parts Inventory and Instructions - LEGO Reference Guide](https://www.toysperiod.com/img/cache/60/0x0/d4e4o5g414f4w5w5n4z5m44426a4k4l4y5v2w5o4g5g4l4y5w2x294x2x2v2w2x264o2e4u564a4o2p2l2x2.jpg)
LEGO 3804 Robotics Invention System, Version 2.0 Set Parts Inventory and Instructions - LEGO Reference Guide
![LEGO 3804 Robotics Invention System, Version 2.0 Set Parts Inventory and Instructions - LEGO Reference Guide LEGO 3804 Robotics Invention System, Version 2.0 Set Parts Inventory and Instructions - LEGO Reference Guide](https://www.toysperiod.com/img/cache/19/0x0/d4e4o5g414f4w5w5n4z5m44426a4k4l4y5v2w5o4g5g4l4y5w2x294x2x2v2w2u264o2e4u564a4o2p2l2x2.jpg)
LEGO 3804 Robotics Invention System, Version 2.0 Set Parts Inventory and Instructions - LEGO Reference Guide
![LEGO Set 3804-1 Robotics Invention System, Version 2.0 (2001 Mindstorms > RCX) | Rebrickable - Build with LEGO LEGO Set 3804-1 Robotics Invention System, Version 2.0 (2001 Mindstorms > RCX) | Rebrickable - Build with LEGO](https://cdn.rebrickable.com/media/thumbs/sets/k9916-1/86800.jpg/180x180p.jpg?1666708637.4543972)
LEGO Set 3804-1 Robotics Invention System, Version 2.0 (2001 Mindstorms > RCX) | Rebrickable - Build with LEGO
![LEGO 3804 Robotics Invention System, Version 2.0 Set Parts Inventory and Instructions - LEGO Reference Guide LEGO 3804 Robotics Invention System, Version 2.0 Set Parts Inventory and Instructions - LEGO Reference Guide](https://www.toysperiod.com/img/cache/46/800x600/d4e4o5g414u3y404y284v2n2s5h4c4r2b4w244q2b4v2v2.jpg)