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MacMahon Squares are an edge-matching puzzle first published by Percy MacMahon in 1921, [1] using 24 unique squares with 3-color patterns; each of the four edges is assigned a single color. The complete set of 24 squares are organized next to each other by matching edge colors to create a 4 by 6 grid .
A Pythagorean tiling or two squares tessellation is a tiling of a Euclidean plane by squares of two different sizes, in which each square touches four squares of the other size on its four sides. Many proofs of the Pythagorean theorem are based on it, [2] explaining its name. [1] It is commonly used as a pattern for floor tiles.
A number of compatible shapes that extend pattern blocks are commercially available. Two sets of "Fractional Pattern Blocks" exist: both with two blocks. [7] The first has a pink double hexagon and a black chevron equivalent to four triangles. The second has a brown half-trapezoid and a pink half-triangle.
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This Halloween 2024, use these printable pumpkin stencils and free, easy carving patterns for the scariest, silliest, most unique, and cutest jack-o’-lanterns.
A square checkerboard with an alternating pattern is used for games including: Amazons; Chapayev; Chess and some of its variants (see chessboard) Czech draughts; Draughts, also known as checkers; Fox games; Frisian draughts; Gounki; International draughts; Italian draughts; Lines of Action; Pool checkers; Russian checkers
Antwerp v3.0, [4] a free online application, allows for the infinite generation of regular polygon tilings through a set of shape placement stages and iterative rotation and reflection operations, obtained directly from the GomJau-Hogg’s notation.
If you love Scrabble, you'll love the wonderful word game fun of Just Words. Play Just Words free online!