Top Secret: The Ultimate Invisible Ink Activity Book (Klutz Activity Book)(Pevná vazba)

An activity book to beat the boredom blues, packaged with a UV invisible ink pen with built-in revealer light Battling the I-Have-Nothing-To-Do Blues? Never fear, this book is here The Klutz Book of Invisible Boredom Busters is jam-packed with hidden messages, secret codes, games, jokes, and more activities to help bust even the most unbeatable boredom. You'll see both visible (and invisible) activities, fabulous facts, and mysterious messages throughout the 64 full-color pages and uncover invisible ink printed notes and images on every page.Included is one UV pen to write and reveal hidden messages in the book or on your
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