Browse LEGO sets

1999 RCX

Robotics Invention System Upgrade Kit (1.5)

Set #3803 · 70 parts

Open set

Retired

1999 RCX

Robotics Discovery Set

Set #9735 · 390 parts

Open set

Retired

1999 RCX

Exploration Mars

Set #9736 · 158 parts

Open set

Retired

1999 RCX

Robotics Invention System, Version 1.5

Set #9747 · 731 parts

Open set

Retired

1999 RCX

Temperature Sensor

Set #9755 · 1 parts

Open set

Retired

1999 RCX

Rotation Sensor

Set #9756 · 1 parts

Open set

Retired

1999 RCX

Touch Sensor with Cable

Set #9757 · 2 parts

Open set

Retired

1999 RCX

Light Sensor 9V

Set #9758 · 1 parts

Open set

Retired