If you cannot find the exact puzzle difficulty you want online, creating your own printable PDF is incredibly simple using free web tools. Step 1: Generate a Standard Sudoku Grid
However, if you have lost your original puzzle booklets, or if you have managed to solve every single challenge included in the box, you might find your board gathering dust. That is where Colorku puzzle cards in PDF format come in. colorku puzzle cards pdf
: Some communities share photos or galleries of card setups on platforms like Imgur to help players who have lost cards. ColorKu by Mad Cave Bird Games - Amazon.com If you cannot find the exact puzzle difficulty