I like this site jigsawplanet. You can take any picture and turn it into a jigsaw. You can control the level of difficulty and it offers a way of taking any topic and providing a bit of a fun.
I can see a potential for using this as a 'team' directed game where each team has to direct the teacher to move the pieces to recreate the picture: one puzzle piece is selected either by the team or the teacher: the team has to instruct the teacher in the target language to move the piece to the correct place on the board. eg:
à gauche à droite plus haut plus bas
au bord à droite / à gauche etc.
For example I searched for an image of the Nativity for Christmas, found this:
and changed it into this puzzle:
Try the puzzle here. Click on the image to try
You can embed the whole puzzle into your own websites.
As the puzzle software can only cope with jpg images, I had to 'capture' the text as an image. With a Mac you can do this with the 'Grab' utility provided in the Applications/Utilities folder. With windows you can use a program such as MWSnap. a free program. Once uploaded to the site you can 'chop' up the text and make a puzzle. Here is a version using the above text. Click on the image to try.
You can embed the whole puzzle into your own websites.You can do exactly the same thing with text. Here is a very simple text: