SPY SCHOOL-SECRET CIPHERSThis kit includes two fully equipped secret message cases for spies in training. Each case contains everything two kids need to keep their secret messages top secret, including UV ink pens, UV lights, red filters, code wheels, and more. From secret codes to secret folds, this kit has more than 30 undercover ways to write and send messages even when people are watching! Some projects require easy to find household ingredients such as baking soda,