Pi #1

Micro Sudoku Puzzle
Micro (4x4) Sudoku

Mini Sudoku Puzzle
Mini (6x6) Sudoku

Icon for Sudoku+9 Sample #10
"+9" Samples

Icon for birthday puzzle
Special Occasions

Standard (9x9) Sudoku

Sudoku Strategy

Free Printable Books

Sample Puzzles

About DC Sudoku

How to Sudoku

Sudoku Humor

   

Pi #1

Sorry, this puzzle is not yet online playable, but you may print it and solve on paper. It is made by drawing a closed loop with the first digits of pi (3.1415926535897932384626433283), starting and ending with the same 3. The remaining digits up to the first zero (2795) are strung together to make the solution unique.

Sudoku Puzzle stringing digits of pi

    More Pi Puzzles
  1. Color Circle Pi The first 32 digits of pi snake around the puzzle changing color by 8 units of hue from digit to digit, thus making a color circle.
  2. Pi Circle #1 .
  3. Pi Circle #2 .
  4. Pi Closed Loop #1 Abandons the cirlce idea from the above puzzles in order to use more digits. Starts and ends on the same 3.
  5. Pi Closed Loop #2 Abandons the cirlce idea from the above puzzles in order to use more digits.
  6. Happy Pi Day: Pi Symbol #1. Distorts the grid to show a pi symbol, uses the characters for HAPPY PI DAY 314.
  7. Happy Pi Day: Pi Symbol #2. Distorts the grid to show a pi symbol, uses the characters for HAPPY PI DAY 314.

Special Occassion Puzzles

Icon for Christmas Tree Puzzle
    Christmas
  1. Christmas Puzzle
  2. Christmas Tree Puzzle Numbers version
  3. Christmas Tree Puzzle Harder letters version
  4. Christmas Tree Puzzle Easier letters version
  5. Christmas Puzzle Solutions
      

Icon for Valentine
    Valentine's Day
  1. Valentine Puzzle 1
  2. Valentine Puzzle 2: message forms a heart
  3. Challenge Version of Heart Puzzle #1 Irregular grid arranged to show a heart shape
    Easier Version of Heart Puzzle #1 More starting letters provided than the Challenge version
  4. Challenge Version of Heart Puzzle #2 Irregular grid arranged to show a heart shape
    Easier Version of Heart Puzzle #2 More starting letters provided than the Challenge version

Icon for Happy New Year puzzles
    New Year
  1. New Year Puzzle #1
  2. New Year Puzzle #2
      

Icon for Happy Birthday puzzles

    Birthday Puzzles
  1. Just HAPPY BIRTHDAY: Happy Birthday #1, Happy Birthday #2
  2. By Name: Adam, Barb, Barbara, Barry, Brad, Harry, Patty, Tara
  3. Other: Baby, Dad, Daddy

Icon for a color circle pi puzzle
    Pi
  1. Color Circle Pi The first 32 digits of pi snake around the puzzle changing color by 8 units of hue from digit to digit, thus making a color circle.
  2. Pi Circle #1 .
  3. Pi Circle #2 .
  4. Pi Closed Loop #1 Abandons the cirlce idea from the above puzzles in order to use more digits. Starts and ends on the same 3.
  5. Pi Closed Loop #2 Abandons the cirlce idea from the above puzzles in order to use more digits.
  6. Happy Pi Day: Pi Symbol #1. Distorts the grid to show a pi symbol, uses the characters for HAPPY PI DAY 314.
  7. Happy Pi Day: Pi Symbol #2. Distorts the grid to show a pi symbol, uses the characters for HAPPY PI DAY 314.
      

Icon for Happy Easter puzzles

    Easter Puzzles
  1. HAPPY EASTER! #1 (a bit harder than #2)
  2. HAPPY EASTER! #2 (a bit easier than #1)
  3. CHOCOLATE EGGS
Copyright 2017 DC Tech