The TETRIXยฎ Education Base Set has everything needed to build metal TETRIX robots that can be controlled by the LEGOยฎ MINDSTORMSยฎ NXT Intelligent Brick. This set includes a Getting Started Guide developed by LEGO Education that introduces users to the TETRIX Building System and provides key hardware basics and select programming fundamentals for first-time users. Also included in the set.