Heron, Andrew. <br/><br/>
Sudoku for kids / 
by Andrew Heron. 
 - London :  MacMillan Children's Books,  2005. 
 - 72 p. : ;  20 cm. 
<br/><br/><label>ISBN: </label>0330443399 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic puzzles.<br/>Mathematical recreations.<br/>Puzzles.<br/>Sudoku.