Hundreds of original trivia quizzes are available along with syndicated games that include vocabulary hangman game, interactive crossword,sudoku, kakuro, chess puzzles and cryptograms.
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Mffert also created his own version ofsudoku, the popular nine-number print puzzle.
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Sudokuinvolves a 9x9 grid with numbers in every square.
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For example, a wave might include asudokugadget that lets the wave participants compete to see who can solve the puzzle first.
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Puzzle books may contain puzzles all of simply one type like (e.g. crosswords orsudoku) or a mixture of different puzzle types.
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Among the population of allsudokugrids, those that are automorphic are rare.
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Sudokupuzzles can be tiled with square polyominoes.
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Retaining a clear mind into his 90s, he enjoyed tacklingsudokupuzzles.
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Notice that if thissudokuis rotated 180 degrees, and the clues relabeled with the permutation (123456789) - (987654321), it returns to the samesudoku.
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An example of an automorphicsudokuwhich solves to such a grid is below.
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There are usually 8 to 12 consecutive numbers (weights) to place, which makes it much smaller than, for example,sudoku.
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It contains two types of puzzle: picture, which are nonograms, and number, which aresudokupuzzles.
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Since thissudokuis automorphic, so too its solution grid must be automorphic.
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Like many other computersudokugames, players can select a specific difficulty level, and can be provided tutorials for basic play and strategies.
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Every issue has a daily crossword puzzle andsudokufor students to complete.
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These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.