Construction Sticks is a simple system of interlocking sticks, rings, shapes, swivels, wheels and spoke wheels which allows children to create an amazing variety of 3D models.  This 670 piece pack contains 100 crystal construction shapes, 72 panels, 72 stickers, 36 wheels, 120 swivel sticks, 240 clips, 10 koalas, twenty A5 work cards and comes in a handy storage container. Ages 4+.