Solving puzzles is one of the most satisfying things in life. But, it can be hard to find good puzzle books that are actually fun and challenging. Most people don't realize how many great logic puzzles there are out there! There's Sudoku, Kakuro, Calcudoku, KenKen... the list goes on and on. These types of puzzles have been proven to improve your cognitive abilities like memory recall and focus - but they're also just plain fun! Foseruzu Puzzles Book is a collection of some of the best new logic puzzles for adults (and kids!). Each puzzle has an answer key at the back so you can check your answers as you go along. The book contains over 100 unique brain teasers. It's perfect for spending time with family or friends during holidays or weekends when all you want to do is relax without straining yourself too much.