Polydron Engineering Class Set - 250 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 12 different models. 3 to 4 models can be made at once. Gears include simple ratios – 8, 16 and 24 teeth. Each square piece measures 7.5 x 7.5cm. The 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 180mm Struts,1 x 200mm Struts,3 x 330mm Struts,18 Stub Axles, 8 Stub Axle Connectors, 12 Squares, 22 Squared with circular strut hole, 10 Squared with strut hole, 40 Frameworks Squared, 20 Double Frameworks Squares, 14 Frameworks Rectangles, 24 Frameworks Right Angle Triangles, 8 Frameworks Equilateral Triangles, 4 Octagon with cut-outs, 1 2m Long Cord,1 2m long cord with clip, 1 x 3 Hole Linkage, 4 x 7 Hole linkage, 8 Cams & Work Cards.
Suitable for age 9 years +

• Develop shape recognition
• Can be used in group play
• 9 years + 250 pieces