Sudoku and Word Search Puzzles for Adults Vol 6 - Puzzle Crazy - Bog

When you have a copy of this book and you''re actually playing with it, there is no wasted time. In fact, scientists have established that both Sudoku and word search puzzles are responsible for the Dopamine connection. Dopamine is released into the brain when you''re playing so you get a sense of accomplishment whenever you finish a puzzle. Grab a copy now!