![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/1a/0x0/d4e4o5g414f4w5w5n4z5m44426a4k4l4y5v2w5o4g5g4l4y5w2x294x2x2v2w2w294o2e4u564a4o2p2l2x2.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
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Amazon.com: LEGO ( LEGO ) MindStorms 3804 Robotics Invention System 2.0 block toys ( parallel imports ) : Toys & Games
![I'm thankful my dad kept all of my legos from when I was a kid. Does anyone still play with this set? 3804 : r/lego I'm thankful my dad kept all of my legos from when I was a kid. Does anyone still play with this set? 3804 : r/lego](https://i.redd.it/3dtcnn2fqqeb1.jpg)
I'm thankful my dad kept all of my legos from when I was a kid. Does anyone still play with this set? 3804 : r/lego
![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)