Let me show you a very simple yet effective trick that will stop the ads from popping up when you or your kids are playing iPad games. It can save you some money as well.
Ig Nobel Prizes are given to serious scientists where result of research is to make people laugh, then make them think. Now they have just announced winners for 2012.
Basic tutorial for everyone who want to will learn how to use a dedicated tool for really quick changing of any color you want on a photograph with the help of trusty Photoshop.