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Monsters Play... Trick or Treat!

A lift-the-flap Halloween board book from the World of Gustavo, perfect for babies and toddlers
Brief Description
Knock-knock! Trick or treat ... which will it be? A monstrously sweet lift-the-flap book from the acclaimed creator of Gustavo, the Shy Ghost. It's Halloween time, and Shelley can't wait to play Trick-or-Treat! Knock-knock! What’s behind this first door? It’s a ... TRICK! It's Gustavo and... Read More
Format: Board book
$1899
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Releases 1st September 2026 (Approx. Date) Pre-order  "Monsters Play... Trick or Treat!" now to secure your copy from our first shipment

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Book Hero Magic formatted this description to make it easier to read. While it's new and still learning, it may not be perfect - your feedback is welcome! Description

Knock-knock! Trick or treat ... which will it be? A monstrously sweet lift-the-flap book from the acclaimed creator of Gustavo, the Shy Ghost.

It's Halloween time, and Shelley can't wait to play Trick-or-Treat! Knock-knock! What’s behind this first door? It’s a ... TRICK! It's Gustavo and his creepy-crawlies! How about the next door? Knock-knock! It’s a ... TREAT! It's Mandy Mandrake with her beautiful jack-o’-lanterns!

Little readers can happily “knock” on each door, lifting the flaps to discover tricks or treats. With a fun, join-in element and bright, cheery illustrations, Flavia Z. Drago weaves in cameos by characters from her other books to make this a Halloween treat for old fans and new friends. The perfect gift for a new arrival, and an original and stylish addition to any baby or toddler’s library.

Series: The World of Gustavo

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Book Details

INFORMATION

ISBN: 9781406399196

Publisher: Walker Books Ltd

Format: Board book

Date Published: 10 September 2026

Country: United Kingdom

Imprint: Walker Books Ltd

Contributors:

  • Illustrated by Flavia Z. Drago

Audience: General / adult, Children

DIMENSIONS

Width: 170.0mm

Height: 170.0mm

Weight: 270g

Pages: 18

About the Author

Flavia Z. Drago was born and raised in Mexico City. Her debut, Gustavo, the Shy Ghost, was a #1 NYT bestseller and was published into over 15 languages. Flavia is also the author-illustrator of Leila, the Perfect Witch, Vlad the Fabulous Vampire and two monster-themed board books, Monsters Play... Counting! and Monsters Play... Peekaboo!. She has an MA in Children's Book Illustration from Cambridge School of Art and won the 2021 Klaus Flugge Prize. She loves colours, textures and shapes and enjoys creating them with different materials and a bit of digital sorcery. She lives in the UK. Find her online at flaviazdrago.com and on Instagram as @flavia_zdrago.

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