If you haven’t met a Moomin yet, you’re missing the most magical fun . . .

It’s a long, lazy midsummer afternoon in Moominvalley and the whole family are relaxing outdoors. But suddenly Moominpappa’s precious notebook and fountain pen vanish, and the garden starts to feel unseasonably cold. Can Moomintroll and his friends follow the clues and solve this curious mystery?

Format: Paperback
Published: UK, 2021
Publisher: Penguin Random House Children’s UK
Languages: English
Pages: 32
ISBN 13: 9780241489581
ISBN 10: 024148958X