A standard 9x9 puzzle uses numbers 1-9. A 16x16 grid requires 16 unique symbols. To maintain consistency and ease of reading, most printed Hexadoku puzzles utilize the Hexadecimal system (Base 16):
The Symbols: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, E, F
To get the most out of your Hexadoku printing experience, follow these technical tips: hexadoku 16x16 sudoku puzzles to print
Why print and solve these massive puzzles?
Not all printable puzzles are created equal. When downloading or purchasing PDFs, look for these four features: A standard 9x9 puzzle uses numbers 1-9
When you Google that keyword, you will find a mix of low-resolution images and high-quality PDFs. Here are the best types of sources:
In 9x9, you look for a number missing in a row and a column to pinpoint a cell. In Hexadoku, you are doing this with 16 symbols. Start with the symbol that appears most frequently in the givens (clues). Use a highlighter to mark every instance of, say, the digit '3' and the letter 'C'. Scan the 4x4 boxes to see where they could logically go. To get the most out of your Hexadoku
For under $5, independent designers sell "Hexadoku Mega-Bundles"—100+ puzzles with a solutions appendix. These are often higher quality than free web generators, which can produce unsolvable or boring puzzles.
Why print one puzzle when you can print a booklet? Here is a DIY guide:
You now have a custom Hexadoku book for your daily commute or vacation.