A brand new version of the book is being released, and I am keeping the location of the FOX a secret for now.
If you have the original version which has the cover below, then the solutions are available on this page:
To get the answer, you will need your Serial Number from the first page of the book. It should look like this:
Enter your Serial Number below to get started. If you book does not have a Serial Number, it means you have a first printing and you can just select “My book doesn’t have a serial number.”