Scientific Explorer Secret Codes Decoder Kit
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Send and receive top secret communications with a friend while learning about cryptology — the science behind codes and hidden messages with Fun Lab Secret Codes. For ages 8
- Includes: 2 complete spy decoder kits, invisible ink markers, and instruction booklets
- Learn about Cryptography, Ciphers, and Hidden messages
- Send and receive secret codes
- Box size: 6″ x 8″