id author title date pages extension mime words sentence flesch summary cache txt news-003532 Notre Dame researcher helps make Sudoku puzzles less puzzling | News | Notre Dame News | University of Notre Dame .html text/html 767 26 54 Notre Dame researcher helps make Sudoku puzzles less puzzling | News | Notre Dame News | University of Notre Dame Skip To Content Skip To Navigation Skip To Search University of Notre Dame Notre Dame News Experts ND in the News Subscribe About Us Home Contact Search Menu Home › News › Notre Dame researcher helps make Sudoku puzzles less puzzling Notre Dame researcher helps make Sudoku puzzles less puzzling Published: October 11, 2012 Author: William G. Gilroy A Sudoku puzzle. cache/news-003532.html txt/news-003532.txt