You will need to gather your elements. The fischertechnik elements are available from a range of kits available from ebay, Craig's List, or fischertechnik retailers.
Elements can be purchased individually from a variety of sources including www.fischertechnik.de.
The PCS BRAIN and electronic components can be purchased here: http://edventures.com/imssc/nsimssc/index.php?&pid=12182
The PCS BRAIN kit can be purchased in Germany here: http://www.nwt-online.de/products_new.php?osCsid=16227515cbca6245b6280bbfacf08079
OR similar robotic controllers and components can be purchased elsewhere.
The Parts List:
2 LED elements
3 Small Nuts
3 Sensor Leashes
1 Angular Block 60 Degrees
3 Building Block 15 with Counterbore
2 Building Block 30
3 Building Block 15
1 Base Plate 120x60
1 PCS BRAIN