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A wooden box with a lid containing 7 painted wooden cubes: 3 yellow cubes, 2 green cubes, and 2 white cubes. The box is hinged and opens out to display the cubes.
Demonstrates the power of two by progressively doubling the previous piece, starting with a two centimeter cube. That cube is then doubled with a second cube. Those two cubes are then doubled with a 4 x 2 x 2 centimeter prism, eventually creating an 8 centimeter cube.
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