It's only logical—boost your brainpower with more than 130 logic puzzles for adults. It's time to give your mental muscles a real workout! Stuffed full of clever and cunning challenges, this collection of logic puzzles for adults is perfect for puzzlers looking to prove (and improve) their skill. Featuring a variety of puzzle types—including Sudoku, Masyu, Logic Grids, and Nonograms—these easy-to-understand (but tough-to-solve) puzzles will help keep your mind sharp as you remain engaged and entertained for days to come. Brainpower on! This exciting book of logic puzzles for adults includes: 130+ puzzles—Find a plethora of logic puzzles for adults all packed into one portable package. True brain-busters—Stretch your abilities with puzzles that are designed to be tough—even for master puzzlers! Plenty of options—Banish boredom with several types of puzzles, including math-focused Calcudoku and innovative Cryptic Puzzles that require both code breaking and creative thinking. Test your mental acumen with this collection of truly challenging logic puzzles for adults.