These stocks are up by between 60% and 124% over the last year, but they could still have plenty more room to run. Stocks can be hard to understand for some investors because their prices tend to bounce around in the short term, but successful growth investing tends to be fairly simple when taking a long-term, big-picture view. Companies that consistently grow their annual revenues at high double-digit percentage rates will ultimately earn shareholders great returns. You just have to get on board and mainta ...