1. Tap the Public Library option in the PolyNome menu.
This will open the Public Library forum in Safari.
2. Login on the Public Library using the username and password you created when you registered for a Public Library account.
3. Browse or search the topics until you find something you're interested in.
4. Tap the Install link and choose to download from the pop up.
5. Tap the blue arrow in the top right corner, then tap the Share button in the top right corner.
6. Choose PolyNome from the list of apps (choose "More..." if you don't see it)