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Build mechanical models from junk with this new TechCard Maker kit The Maker Pack includes TechCard parts to make 30 moving models when used with a wide range of upcycled boxes and other materials. The Maker Pack extends junk modelling activities by adding wheels axles cams and linkages so that children can make models that move Introducing these mechanical elements extends the potential of junk modelling and introduces key topics in the science and technology curriculums such as simple mechanisms and forces. The pack includes:30 x TechCard Strips45 x TechCard Beams45 x 300mm Axles180 x 25mm Discs40 x 40mm Wheels80 x 50mm Wheel40 x 60mm Wheels10M of string 12 x D/S InstructionsColour mini poster