There are many coins that you can buy for short term investment and make good profit. Ripple has been performing very well lately and buy them now should be the best Investment any one should do. Wave and NEO are also doing very well lately and you can also buying them for short term purpose. Lisk and iota should also make the list of those coins that will give good return in short time. However op try and do your own personal research on the foregoing coins and you will agree with me that it worth your trading decision.