Have you ever dropped your mobile device on the cement walkway outdoors or into a full bathtub? Then this article is for you. Here are many suggestions of devices that won't even blink when you drop them, time and time again.

Never fear needing to get a mobile device by thinking that you won't be able to hear its ring or see its screen. These will wow you as they are clear, bright and loud. You will be proud to say that your fears were entirely groundless, after all.

Check out our riddle posted on our Facebook page and see how well you did in math class. Once you do that, come back to find out if you indeed passed the test.