Book cover templates with fun puzzles by ColorWordoo on colorwordoo.com. These products are most beneficial to printers and stationers in the following ways: 1. The front pages are customizable and can be converted from PDF to be edited in any graphic design software. 2. They encourage buyers/repeat buyers e.g. students, office workers, puzzle game lovers etc. 3. They enhance brand's recognition. For partnerships or enquiries, contact us on colorwordoogames@gmail.com