SU DOKU - A - DAY Week 16: Updated Monday 30th January Welcome to the Special section of the site. Here you will find puzzles (updated every weekend) that are a little bit different (and more difficult) than the ones published daily. Five Star Su Doku A regular 9 x 9 Su Doku that requires advanced logic to solve. Five Star Su Doku Killer Su Doku Make sure the numbers in the dotted areas add up to the allotted totals. Killer Su Doku Samurai Su Doku Five regular Su Doku puzzles fused together to form one. Samurai Su Doku Super Su Doku A mammoth 16 x 16 grid for those who find 9 x 9 too small. Super Su Doku Thanks for visiting Su Doku - A - Day Home page ||| Today's Su Doku (1/2) ||| Today's Su Doku (2/2) ||| Today's Killer Su Doku ||| Solutions ||| Archive ||| Special Su Doku