This pocket-sized book is filled with challenging brain teasers that will keep you entertained for hours on end. With over 100 puzzles to solve, you'll never get bored with the Dotchi-Loop. And if you get stuck on a particular puzzle, there's no need to worry – the solutions are included at the back of the book. So whether you're looking for a fun way to pass the time or you're trying to improve your problem-solving skills, the Dotchi-Loop is the perfect puzzle book for you.