Sudoku's Biggest Secrets Finally Revealed?

In this video, Thomas Snyder (Dr. Sudoku) talks through how to solve and how to make a really special 9x9 Classic Sudoku, including showing some tools and analyses in a way he has never shared before. Before having all the secrets spoiled, you can play this puzzle here: https://gmpuzzles.com/s/250909Corn Or see the original blog post here: https://www.gmpuzzles.com/blog/2025/0... Visit the GMPuzzles site at https://gmpuzzles.com/blog and join the GMPuzzles Discord here:   / discord