How To Generate Money With A Few Hundred Dollars In A Short Time Frame?

The question of all time, so you have a few hundred dollars (and by a few I mean two – three) just lying around and need & want to use them to try and generate some more, but there is a two – three weeks time frame and low risk is a must. So basically I need to make money with the money I have and I don’t have a lot of time and I can’t lose the money.