Glue a magnet to the bottom of the hammer so you don't have to hold nails in your mouth while hanging pictures - (or for other projects. If the bottom of the hammer doesn't work out, a magnet on a clip to a belt would work too - JD)
This Dremel accessory guide is great for when you have a Dremel and don't know what each tool is used for. Or maybe you have a project and you want to know the right accessory to buy. This chart will come in handy.