Take the Sudoku challenge if you dare! Featuring five levels of difficulty, from very easy to very hard, these beautifully and logically constructed grids offer solvers just the right amount of difficulty, allowing them to stay focused and fully enjoy the experience. The creators, Sudoku master Anthony Immanuvel and puzzle guru Terry Stickels, know that if a puzzle becomes too stressful or frustrating, it's probably a flaw in the design--not the person doing it. Unlike lesser puzzles, these never have more than one possible answer, are pleasing to the eye, and involve no guesswork. They're a great way to keep the mind in tip-top shape! See if you can win this challenge match!
About the Author
Terry Stickels is well-known for his three internationally syndicated columns. FRAME GAMES, seen in USA Weekend magazine, is read by over 48,000,000 people in 600 newspapers weekly. He concurrently writes STICKELERS for King Features, appearing in over 200 newspapers daily, including the Washington Post, the Chicago Sun Times, the Denver Post, and the Toronto Star. He also is the featured puzzle columnist for the Guardian, London s largest newspaper. In addition, Terry finds time to write books for both adults and children, and do motivational speaking. Anthony Immanuvel is a computer engineer and puzzle creator. His puzzles are featured in leading newspapers and puzzle magazines around the world. He has contributed puzzles to the World Sudoku Championship and has written over twenty puzzle books. He lives in India."