This 181-piece set features instructions for 8 models. Follow the activity guide to create vehicles and machines. Or, experiment with your own engineering creations. Watch youngsters learn the art of pattern making and applying colors to 3D creations. With 17 different shapes, this gear toy set offers endless creative possibilities.Details:Includes 181 piecesMakes 8 modelsCreate dynamic, moving modelsExplore cause and effectFor ages 6 and upContents:4 small gears4 big gears30 cubes8 double cubes4 quadrants4 triangles4 shafts10 rods6 supports4 small supports8 brackets4 joints4 sockets20 bearings4 wheels/tires50 links1 base