The CueCat scanner is very easy to use. If you can manage to plug in a USB cable then you can use a CueCat. It does take a little finesse to get the barcode to read properly but once you get the hang of it there's no problem. One drawback is that there's no information registering beep.
There's a pair of widgets over on the right if you'd like to browse my library. A bunch of other HYR contributors have accounts as well:
Check it out, join the fun.