TTS BlueBot Tile Expansion Pack – The Bluebot TacTile Extension Pack introduces extra functionality to the standard pack including 45° turns and repeats. Using these, children can program Blue-Bot to explore geometry and also create efficient algorithms. Perfect for lower years computing skills. Pack of 25 tiles. Extension Pack Contents: Four 45 degree Left, Four 45 degree Right, Three Repeat [, Two X2, One X3, Two X4, Two X6, Two X8 Three ], Two Pause