Sudoku

Sudoku Rules – https://gp.worldpuzzle.org/sites/default/files/Puzzles/2026/2026_SudokuRound8_IB.pdf  

• The first easy game will be played for a maximum of 15 minutes and the next three games will have a  
• maximum of 20 minutes each 
• In total 4 games of Sudoku of varying difficulties will be played 
• A Sudoku grid completed within the allowed time frame that is 100% correct will be awarded 50 points 
• 1 point will be deducted for each incorrect or blank square 
• Scores from all 4 games will be accumulated and the highest score will be the winner 
• In the event of equal scores, the person with the fastest total time (over all 4 games) will be deemed  
• the winner 
• Medals and ribbons will be awarded in the categories of Adult, Junior and Supporter 
• Please write your name on each Sudoku sheet 
• When you finish a Sudoku indicate quietly to the adjudicator to get a record of the time 
• The adjudicator will be fair but firm and will have the final say
  

Round-robin 

• Note – different categories may play against each other to provide a full day of competition, however results will be as per designated gender and age categories as above. 

Scoring / Timing

• Win / Loss Point Score with For/Against Differential