Or rock.  Rock would be more tasty!

http://www.evilmadscientist.com/article.php/fimofractals

Camelot have withdrawn a series of lottery scratchcards because the rules were confusing so many people.  It would seem that incorrectly comparing negative numbers was causing players to wrongly assume they had won some money...

"But the concept of comparing negative numbers proved too difficult for some Camelot received dozens of complaints on the first day from players who could not understand how, for example, -5 is higher than -6."

http://www.manchestereveningnews.co.uk/news/s/1022757_cool_cash_card_confusion

A study using the DS "Brain Training" game shows positive results towards pupil maths test scores.

http://kotaku.com/gaming/academics/look-ma-my-ds-made-me- 

An interesting interactive periodic table.  Clicking on each element pops up the associated Wikipedia article, and the table can be coloured based on various properties, states and so on.

http://www.dayah.com/periodic/?lang=en_gb 

That my name is wrong on every county site? 

EDIT: It seems the "Account settings" button in the top right solves this!