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Don't hack the site.
You may freely use my puzzles in any publication so long as the use is not in direct competition with my own printed puzzle books (isolvepuzzles.com/Books
A PDF of my puzzles can be made at:
This PDF can be easily opened and edited in any modern graphics program such as Adobe Illustrator from which you may copy/paste/modify as needed.
For printed publications:
There is a limit of 10 puzzles per publication which can consist of any assortment.
The text isolvepuzzles.com must be clearly printed with each puzzle.
For any other use, contact me directly to inquire about and obtain permissions.
I generally approve any use that helps to advertise and promote my books.