sudoku --> clueless special

In a clueless special so see 10 sudoku's.

There are 9 'normal' sudoku's and all the blue

center squares make the 10th sudoku.

This blue one has no clues !!!

You find this sudoku only at http://www.sudocue.net/clueless.php

And at http://www.sudocue.net/explosion.php you find the Clueless Explosion