Angry Birds is a free Blogger template adapted from WordPress with 2 columns, right sidebar and vectorial elements. Excellent template for blogs about animals, games or kids.
1. Unzip the template file you downloaded (you can use 7-zip or WinRAR for this task).
2. Go to Blogger dashboard, then Theme.
3. Look for dropdown menu and click on it. Then select Restore and click Upload.
4. Select the .xml file from the directory in step 1 and upload it. Thats it, your template should be installed.
Angry Birds Blogger Template