If you'd like to buy just a chapter or two from Smart Home Hacks, instead of the whole book, you'll find what you need at Slicebooks.

The NY Times reviews a tablet computer made just for seniors. This drew eye as part of my ongoing interest in aging-in-place. Sadly, it sounds like AARP put their name on a real dud of a product. It's just a clunky Android (sorry for the redundancy) tablet with a custom UI skin. I have a much better idea; spring for an iPad, which everyone loves. Your parents deserve it.