The answer is
A new Sudoku is available 7 days a week.
Select each square to type the number.
Fill in the grid so that each row, column and 3x3 frame contains every number from 1-9.
Each number can only appear once in each row, column and frame.
The clue is to use a process of elimination and logic to solve this puzzle.
Instructions for the left-hand side boxes:
Replay – will clear all
Check – for wrong numbers
Save – save for later
Reveal Number – reveals the highlighted square
Solution – reveals the completed puzzle
Print – print a full page pdf
Help – instructions