Setter is Erin Toler

Erin Toler solved a puzzle with Simon and has been setting many puzzles. Her first feature on CTC is Echolocation.

Selecting a sudoku title will allow you to play it, selecting Simon or Mark image next to the title will allow you to watch it.

  • The Only Constant Is Change Simon
  • Region Summary Mark
  • Counting Constraints Simon
  • Pinwheel Mark
  • Echolocation Mark