Become a code breaker!
Join Spy School™ and put your detective skills to the test! Solve mazes, crack ciphers, and decode riddles. Use the detachable cipher key to send secret messages to friends!
Detachable cipher key
8.5 in. x 11 in. 21.5 cm x 28 cm)
32 pages (two-color)
Saddle-stitched
6+
4 titles available in English, and Spanish