In this collection of the most fun Squla puzzles you will learn all sorts of things! Part 1, Letterflat, mainly contains puzzles that have to do with letters and spelling. In part 2, Flight Q, you will get to know words from other languages. And in part 3, the Topotrein, you will travel through the Netherlands, Europe and the rest of the world while puzzling. With this super thick Squla puzzle book you actually have 3 books in one!