September 25th, 2009 ECE 205: Montessori Didactic Materials
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I'm not sure what to do!





















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Hey, I think I hear something, but it's different!























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Binomial Cube: "That 4 year old did it so I'm not leaving until..."



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Rods, Stairs and the Pink Tower








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Cylinders without knobs, in the upper left background with knobs.