Here are several project plans, and information sheets in PDF format (8.5 x 11).
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Plans for a 3-dimensional, Ambiguous Illusion Cube.
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Plans for a simple impossible triangle model.
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After-image coloring project. The US Flag.
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After-image coloring project. Tiger.
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After-image coloring project. Scenic.
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Plans for a 3-dimensional, Misssing Corner Cube Illusion
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Plans for a 3-dimensional, impossible triangle model.
