Download or read book Harry Potter: Marauder's Map Invisible Ink Lock & Key Diary written by Insight Editions and published by Insights. This book was released on 2021-02-02 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt: Celebrate the magic of the HARRY POTTER™ films with this lock and key diary. Featuring the Marauder’s Map and a magic-reveal pen to help you find invisible ink surprises concealed throughout the 192 pages of the diary, this diary also includes a lock and two keys to keep your thoughts secure.