The Simple Suite is a set of iPad apps designed for use by seniors or others who are not savvy computer users. If you have a relative that fits the bill then these apps are for you.

The NightLight is a great app for getting around a dark room. Easily adjustable to fit the need.
The Diary is a place for recording your thoughts of the day.
The Calculator is a simple calculator with no symbols - just the words you use in your head.
The Notebook is a basic app for keeping your short notes.

Just search for 'The Simple Suite' on the iTunes App Store or the web.