Polydron Engineering Set - 109 Pieces

Take design and engineering to the next level. Contains lots of engineering components including stackable gears and pulleys. Each set is supplied with comprehensive workcards. Allows for the construction of 5 different models, but only one model can be made at a time. Gears include simple ratios – 8, 16 and 24 teeth. Each square piece measures 7.3 x 7.3cm. This 109 piece set contains: 2 Baseboards, 2 Small gears, 2 Medium gears,2 Large Gears, 1 Small pulley, 2 Medium Pulleys, 1 ‘O’ Ring 410mm, 1 Handle,2 x 80mm struts,1 x 90mm strut, 1 x 330mm Strut, 6 Stub Axles, 8 Stub Axle Connectors, 4 Squares, 10 Squares with strut hole, 24 Frameworks Squares, 4 Double Frameworks Squares, 12 Frameworks Rectangles, 8 Frameworks Right Angle Triangles, 8 Frameworks Equilateral Triangles, 1 Octagon with cut-out, 1 2m Long Cord, 1 x 3 Hole Linkage, 4 x 7 Hole linkages, 1 Cam & Work Cards.
Suitable for age 9 years +

• Develop shape recognition
• Can be used in group play
• 9 years + 109 pieces