If you like their idea, good for you then. Since you believe their project, your only option if you want out of that is to sell at a gain, not at a loss. Never sell with a loss and keep holding even if price dumps. Always remember, getting profit is your goal so never sell early and never sell too late and the best strategy for a beginner is to sell immediately after gaining 25% profit from the investment or more depending on the amount.

ICO's are very risky and many end up failing. Its perfectly fine to just hold (or better yet HODL) BTC and ETH.

If you want to take it up a notch, explore some established altcoins. Learn about their technology, about their market behavior. Read news about them. You are more than welcome to use my website for the latest prices and news: https://ccowl.com

You can then invest into the altcoins you like or you can trade them. Some use daytrading (swingtrading) to make / or lose quick bucks. But it takes time, and many make as much money, but with less hassle by smart investing.

Finally, the most risky thing out there is ICOs. You really need to learn about established cryptocoins and the history of similar ICOs before investing in them. But a smart investment into ICO can quadripple your money in no time. But it can also lose all your money.