Too small! Make it bigger!
Click 
on the bottom right to expand to full screen view.
Change to anohter page/report
Click on the numbers at the bottom of the page to select another page of the report. You can directly go to the page you like or click on the < and > buttons to move 1 by 1.
How to Drill Down
To drill down into any report, you can use one of the filters and click within the views themselves to filter further. Additionally, you can hold down the CTRL key while clicking to select multiple items within a view or across different views.