That Hinge Toy 504 Master Set 13+ Use the 397 pieces (including

Use the 397 pieces (including 12 gears and 10 tires) to construct any model you can imagine

with the amazing morphing power of KnuckleStrutz joints

and Trailer can all be built at the same time

Each set comes with a range of colors

Each set comes with a range of colors giving even another layer of fun

That Hinge Toy 504 Master Set 13+ Use the 397 pieces (includingThat Hinge Toy is a new easy to learn building system made up of two shapes, square and Triangles. The edges of each shape connect to any other pieces edges to create a hinge like link. Use these pieces to create models from the imagination such as animals or vehicles that have a playful movement to the finished creation. Play with colors, shapes and pattern making to create amazing geometric designs. That hinge toy lets the builders curiosity run