Two challenging puzzles.

Here is the blurb:
http://www.teacherled.com/2008/11/11/slide-puzzle-maths/

Here is the multiplication tables puzzle:
http://www.teacherled.com/resources/slidepuzzle/mslideload.html

And here is the equivalent fractions puzzle:
http://www.teacherled.com/2008/11/11/slide-puzzle-maths/