If you are looking out for active investment/trading go ahead with Stock Future Options or cryptocurrency. But for that technical analysis is must to be profitable. I came across incredible post on steemit which can help you to great extent. Checkout below link
https://steemit.com/cryptocurrency/@wolfofpoloniex/bare-basics-of-trading-cryptocurrency
There are few Passive investment options too, in which i have already invested & getting awesome returns.
Checkout this link
Hope this would help you to some extent ! Best Luck ! Cheers !!