This 117-piece set features instructions for 13 models. Follow this activity guide to create vehicles, animals and machines. Or, experiment with your own engineering creations. Watch youngsters learn the art of pattern making and applying colors to 3D creations. With 12 different shapes, this gear toy set offers endless creative possibilities.Details:Includes 117 piecesMakes 13 modelsSTEAM-friendly activityFor ages 4 and upContents:8 small gears4 large gears40 linking cubes12 double cubes4 quadrants4 triangles4 shafts12 rods8 supports12 brackets4 wheels4 tires1 baseboard