Return of Mr. Mystery Invisible Ink
Be a super detective! Use your special pen to uncover the truth and solve the mysteries. Here are just some of the games you will find inside this book, decode the cryptograms, decipher Krazygrams, and nab the crook in jailbreak. One of our all time best sellers! Collect all 4!
- special pen
- 48 pages of fun
Book Size: 6" x 11"