50th anniversary commemorative set;Includes 21 wheels, 2 rings, 2 racks, 31 tracks, 0.31 oz. of putty, 3 fine line design pens, 14-page guide book, 12 sheets of jumbo design paper, two 25-page drawing pads and 50th anniversary commemorative wheel;Over 75 pieces in a jumbo set;Classic interchangeable Spiro-Tracks;Create your own unique shapes