The raspberry pi has been around for a number of years now and has advanced in its design to become the best, low cost, high performance single board computer you can buy today.

There are many older designs so you need to purchase the latest version which is the Raspberry Pi 2 Model B. This has a quad core processor and 1gb of RAM.

This device can be purchased from many sites (just google Raspberry Pi 2 Model B) The average price is around £30 from all good resellers.

 

Click on the image to buy