These are the “standard” puzzles. These can be solved using the standard techniques, as described in How to solve. If you want to, though, you can use any of the advanced techniques with these puzzles, where appropriate. But none of the advanced techniques are needed for these puzzles.
The puzzles are available in printable form as PDF files. Each file contains 100 puzzles, with 2 puzzles per page.
If you really enjoy these puzzles, consider making a contribution to support the continued existence of this web site. Click on the Tip Jar icon below to make a $15 payment via PayPal. Think of how much you have to pay for Sudoku books in the store. And think about how many puzzles you can download from this site.
