POLYDRON ENGINEER CLASS SET, Age 9+, Pack of 250 pieces

This class set by Polydron allows for the construction of 12 different models, including engines, fairground rides and other mechanical models and provides clear links between maths and engineering in order to demonstrate engineering principles and the workings of simple machines.

Set contains: 4 Baseboards, 6 Small Gears, 6 Medium Gears, 6 Large Gears, 8 Small Pulleys, 4 Medium Pulleys, 2 O Rings 410mm, 2 Handles, 2 x 80mm Struts, 3 x 90mm Struts, 8 x 180mm Struts, 1 x 200mm Strut, 3 x 330mm Struts, 18 Stub Axles, 8 Stub Axle Connectors, 12 Squares, 22 Squares with circular strut hole, 10 Squares with strut hole, 40 Frameworks Squares, 20 double Frameworks Squares,14 Frameworks Rectangles,24 Frameworks Right Angle Triangles, 8 Frameworks Equilateral Triangles, 4 Octagons with cut-outs, 1 x 2m Long Cord, 1 x 2m Long Cord with Clip, 1 x 3 Hole Linkage, 4 x 7 Hole Linkage, 8 Cams, Work Cards and a Gratnells Tray.