Image Item No. Description  4168410  CD-ROM for Robotics Invention System 2.0 Upgrade Kit Catalog: Gear: Software: MINDSTORMS: RCX  26938  Education RoboChallenge: Exploration Mars Teacher Resource CD Catalog: Gear: Software: Educational & Dacta: MINDSTORMS: RCX  4189441  Mindstorms Poster, RCX Education Poster 5 Catalog: Gear: Poster: Educational & Dacta: MINDSTORMS: RCX  4189444  Mindstorms Poster, RCX Education Poster 6 Catalog: Gear: Poster: Educational & Dacta: MINDSTORMS: RCX  4189447  Mindstorms Poster, RCX Education Poster 7 Catalog: Gear: Poster: Educational & Dacta: MINDSTORMS: RCX  3805-1 (Inv)  Robotics Invention System 2.0 Upgrade Kit Catalog: Gear: Software: MINDSTORMS: RCX