Computer Hardware: Building a Computer. Plans and resources for a project to build understanding of computer specifications by learning to build your own computer system: looks at what's inside the case, peripheral devices and operating systems. Aimed at KS3 but could adapt for KS2. (from TES).
The pen just got SMART: Phree lets you make calls, shows mobile notifications and lets you write notes on ANY surface for them to appear on your phone [Futuristic Gadgets: http://futuristicnews.com/category/future-gadgets/]
Many of us have heard of the Raspberry Pi in the past. It may sound like a food but is anything but. It is a great tool for folks who want to try exciting electronics projects. This infographic from WhoIsHostingThis shows you how to get started with it: