Cryptology Files
![](https://wpsu.psu.edu/wp-content/uploads/2020/12/Cryptology-Files.jpg)
Can you crack the code and stop an international smuggling ring? The activity integrates geography and algebra, and is best for grades 8 – 12.
Can you crack the code and stop an international smuggling ring? The activity integrates geography and algebra, and is best for grades 8 – 12.