The stickers are attached, but the pages and stickers are of high quality, allowing you to easily peel and reapply them many times, so I think you can still use it. A fun activity book for young children featuring 365 types of brain-training stickers. - Title: Brain-Training Sticker Play - Contents: 365 types of brain-training stickers - Author: Megumi Kubota - Publisher: Kodansha - Target age: For young children Retail price: 1522 yen Thank you for looking.