When you have multiple sessions open, you can 'pan' between them by swiping your finger left-to-right or right-to-left over the screen.
Long-press on your Android desktop to create direct shortcuts to frequently-used SSH hosts.
Slide your finger up/down on the right-half of the terminal screen to look at the scrollback history. Slide up/down on the left-half to send the page up/down keys.