If you want to browse the list of households then first tap households on the nav bar.
This will display all households, grouped by the first letter of the household name. If you pick another letter from the drop down it will update the list of households, the drop down shows how many households there are whose name starts with that letter.
Tip: If you open each household in a new tab then you will be able to keep your place in the list as you browse through households.
The side panel is displayed on the right hand side of the page, if you are viewing on device with a small screen such as a tablet or phone you can access it by tapping
The side panel includes a merge option that will step you through all possible duplicates and ask you if you want to merge them.