The Sense Hat from Raspberry Pi was developed as part of the Astro Pi Project.
One problem with using a Raspberry Pi in school is that you are protected from evil-web-ness by the PxxxY. You see we cannnot even say the word without getting this page blocked too.
The credit card sized computer that runs linux and encourages experimentation.
Creating a small RPi network for old school hacking and packet sniffing!
In the third experiment provided by OCR you are shown how to interact with Twitter via the API.
How to sync your files on your Raspberry Pi using Github and Git on the command line.
Setting up Tontec Touch Screen for the Raspberry Pi.
Quick howto on mounting external drives to the RPi.
Quick notes for oneself relating to imaging an SD Card for a Raspberry PI.
Installing Weewx and a La Crosse WS2350 Weather Station on a Raspberry Pi (RPi)