Sudoku key chain design lets you play while you're on the go!

Product Information

Never leave home without your Sudoku game.  With it beingconnected with your keys, you will be able to play Sudoku anywhere and anytime.  No worrying about carrying the Sudoku books, pencils, or large Sudoku units, it is a compact, lightweight design.  Makes a great holiday gift for an Easterbasket, Christmas stocking or any occasion for all ages!

Sudoku is a challenging logic game that's easy to learn.  Like a crossword puzzle without words, the premise is simple: fill in the missing numbers in a puzzle grid so thatevery horizontal row, vertical column and 3x3 square contains each number from 1 to 9 without repeats.  The game uses numbers but there are no calculations.  Mathematicians have absolutely no advantage; it's all about problem solving, logic,reason and critical thinking skills - all the elements that make great puzzles so much fun!

Sudoku is the fascinating new puzzle that is taking the world by storm!


Product Features

• Twomodes:  easy and hard
• Memory function can record the rate of the game and the highest grades
• Sleep function
• Automatic proof answer to examine the answer when finished - displays right or wrong andcorresponding sound as well.
• Cursor design
• Key sound hint - different keys use different sounds
• Buttons include:
  • Up
  • Down
  • Left
  • Right
  • On/Off
  • S/P
  • Erase
  • Reset
  • Submit
  • Mute