 Balancing Mobiles  Suzanne Alejandre
PreAlgebra, difficulty level 2. Explore two Laws of Archimedes as you puzzle through a balanced mobile.
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 Clever Cuts  Annie Fetter
Geometry, difficulty level 2. Find three different ways to cut a hexagonal cake into six congruent
pieces.
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 Coloring a Hexagon  Ranjan Rohatgi, Spencer Koerner, Suzanne Alejandre
PreAlgebra, difficulty level 2. How many different ways of coloring the hexagon are represented in
Spencer's drawing?
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 Coverage  Larry Sue
Discrete Math, difficulty level 1. This classic problem asks whether the given shape covers the given grid.
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 Eminen  Annie Fetter
Geometry, difficulty level 3. Figure out what size squares will tile a rectangle.
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 Paving Stones  Suzanne Alejandre
PreAlgebra, difficulty level 1. How many stones did Kathy need to buy to pave an area in her yard?
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 A Surfer's Tessellation  Mr. Marthinsen's First Period Class
PreAlgebra, difficulty level 2. Shane is retiling his surf shack. How many of each kind of tile will he need, and what does a big tile cost?
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 Symmetry Surprise  Annie Fetter, Suzanne Alejandre
PreAlgebra, difficulty level 3. Identify the types of symmetries of each of three patterns.
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 Tiling Triangles  Suzanne Alejandre
PreAlgebra, difficulty level 3. Given the dimensions of a large triangle, find the dimensions of the 25 small triangles that tile it.
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 Women's Walkway  Suzanne Alejandre
PreAlgebra, difficulty level 2. How many bricks would it take to cover the full area of the pattern
sample? What's the
area?
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