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"Our reporter builds a handcrafted cellphone using widely available parts and online instructions"

"Safer Internet Day (SID) is organised by Insafe in February of each year to promote safer and more responsible use of online technology and mobile phones, especially amongst children and young people across the world."

"If you'd like to see your actual signal strength (in dBm) on your iPhone instead of the normal little signal strength baubles, this is possible (though it's a bit of a hack). "

"Android has not restricted access to this data. In fact, there are even some third party apps you can use to assess your signal strength. We show you how to get a good read on your signal, and even check for dead spots.  "

when it comes to preparing students for success in the 21st century you not only have to think outside the ban, sometimes you have to dive in head first and break it. The following is a collection of ideas each teacher implemented to successfully break and/or work within the ban where they teach in an effort to empower students with the freedom to use their cell phones as personal learning devices.

"We trust much of our lives to our mobile devices, whether smartphones or tablets or a traditional notebook computers. But what do you do if one of these devices is lost or stolen?"

"A guide to protecting your smartphone: what's covered by insurance and by a manufacturer's warranty, and your rights as a consumer"