They're not always easy but if I wiggle my whiskers and scratch my furry head for a while, I usually can solve them. To keep you busy on your summer holidays, I'm sharing some of my favourites in this fun-filled book so you can find out if you're as smart as a hamster!

They're not always easy but if I wiggle my whiskers and scratch my furry head for a while, I usually can solve them. To keep you busy on your summer holidays, I'm sharing some of my favourites in this fun-filled book so you can find out if you're as smart as a hamster!