The Usborne Book of Secret Codes features al l kinds of codes and secret writing to learn, gadgets that y oung readers can make for coding and decoding messages and h ints on how to pass top secret information without it being intercepted '
It was pretty cool how it told you how to find out coded words but some of them were pretty hard to use but it was still pretty coll to use and you could read codes by yourself so that was fun but i really couldnt understand some of it so i gave it three stars and i did like it