Experience will be better than taking a trading class. If you really need to learn, it's better to find a friend who's willing to help you offline than to pay for a trading class. Regardless, these trading classes are more likely to be scams than to provide genuine benefits. Try learning with 1-3 scalping indicators, study them, and see if you succeed. Then, experiment with different timeframes. Perhaps through this experiment, you'll find a way to better understand technical indicators after practicing. Try to use demo trading, before using real money just to start your practice end experiments.