Here is a great list of App awards from iEAR.org All are listed by curriculum area, elementary/secondary level, and iTunes link is provided for each app as well.
This is a tool that generates multiple math problems based on a sample, and then creates a worksheet that you can distribute. By analyzing the math problem you provide, or one of the built-in samples, the generator determines the structure of the expression and provides similar problems. We tack on an answer sheet too.The Math Worksheet Generator works best with Word 2007
Tips, tricks and tutorials on making Google search easier and effective for novices, experts and everyone else. It also provides PDF cheat sheets of Google search shortcuts.