Cogi is an Android version of the iPhone app Interviewy but has a couple more cool features. It is an easy-to-use, free note taking and voice recording app that allows you to capture important parts of meetings, lectures and conversations. You can augment the important voice notes with images, text and tags to completely capture the key parts of a meeting or conversation.

Flow Free is a very simple yet addictive puzzle game.

To play, you just need to connect the matching colors using your finger without crossing over any other lines. Pair all colors and cover the entire board (no blank squares) to solve each puzzle.

There are over 1,000 free puzzles.

The Barefoot World Atlas (by Touch Press) is a wonderful 3D interactive atlas that invites kids to explore globe. This app is based upon their best-selling book of the same name.

There are other globe/atlas type apps out there (i.e. Google Earth) but Barefoot World Atlas adds a lot more information and is much more visually pleasing.