Dynamics of Skill Acquisition: A Constraints-Led Approach

From the bestselling author of Super Sudoku Books 1 & 2 and Super Easy Sudoku come some new twists on your favorite puzzles.Included: Sudoku Sums: Two-cell sum clues and regular Sudoku number clues add up to hours of fun. Dual Sudoku: Two Sudoku puzzles share one overlapping square adding an extra layer of challenge to the puzzle. Wordoku: Using the same puzzle solving techniques as Sudoku, place each of the nine letters of the puzzle's anagram clue into each square, column and diagonal. When the puzzle is solved, a hidden word will be revealed in one of the puzzles columns, rows or diagonals. Also included: Traditional Sudoku puzzles, definition of terms, history of Sudoku, sample puzzles and solving strategies and a solutions section.With over 100 puzzles to choose from, Sudoku puzzlers will have hours of fun.