ZIP files on iPad

ZIP file attachments require an additional app to process. ZipFileViewer is one that works.
Select the ZIP file to get option to Open in ZipFileViewer. Documents can then be processed.

A couple of suggested games

Strategery -
Strategery, Macworld's 2009 App Gems Award winner for Best Strategy Game, has been completely overhauled for version 3.1!  
Strategery is a fast-paced game of world domination, designed and built from top to bottom for the iPhone, iPad, and iPod Touch. Play against the computer or your friends in an epic battle of strategy and risk.
You can find me as player ghurlbut.

Flow Free -  Flow Free is a simple yet addictive puzzle game.
Connect matching colors with pipe to create a flow. Pair all colors, and cover the entire board to solve each puzzle. But watch out, pipes will break if they cross or overlap!