Well, this is the one and only puzzle book you’ve ever wanted! It’s not one of those magazine puzzles or books that you read that has a small puzzle in it. This is the real deal – the kind of book that you have to read and solve all the puzzles yourself. It has all the puzzles you could ever want!

No more erasing.

Now you can spend more time solving the puzzles and less time erasing.

Auto-X.

When you’re stuck on a problem, you can choose to Auto-X the puzzle or erase the eraser.

This is the app that you’ve always wanted!

Well, this is the one and only puzzle book you’ve ever wanted!