A mouseclick on any number of the green-bordered square number-pool moves this number into the first emptyfield of the red-bordered square magic areaa click on...
The textbooks contain graded exercises poems stories etc. Chapter 1 What is Long What is Round. Golden Mathematics Workbook Math Magic With Activities For Class...
However Sudoku is normally on a 9x9 grid and formed around working out the missing numbers from 1-9 in each particular horizontal line vertical line...