ArcGIS

You can Download a student copy of ArcGIS by following this link to create an account:

http://www.esri.com/landing-pages/software/arcgis/arcgis-desktop-student-trial

Once the account has been created check your email for for an activation email

After clicking the button "Activate Your Account" follow the steps of filling out the information

Next you will enter the activation code given to you by your instructor

Now that the account has been activated you can select the version of ArcMap you would like to install

The next step is to select the download select the "download" button for "ArcGIS Desktop(ArcMap)"