Create a Word document containing the project description and install guide. Upload the document to your Blog.
To help you with this you can have a look at the following online guides:
a) Quick Start Guide
http://www.raspberrypi.org/help/quick-start-guide/
b) How to setup NOOBS
http://www.raspberrypi.org/help/noobs-setup/
c) How to install an RPI OS image
http://www.raspberrypi.org/documentation/installation/installing-images/