Click on this link to get your FREE Version of Office 365: https://products.office.com/en-us/student/office-in-education
There are also many tutorials to help you along the way!
Here is a link for Office 2013 Tutorials: http://www.gcflearnfree.org/topics/office2013/
Here is a link for Office 2010 Tutorials: http://www.gcflearnfree.org/topics/office2010/