Taking the choice and decision of investing in crypto currency means you are ready to face the the losses and you are ready to accept the fact that whatever capital you are investing into the crypto system will not affect you if peradventure it got lost, with in 50% - 90% loss. This is because this form of investment is a very risky investment and all investors are advised to invest what they can afford to lose. If this is accepted, then the next thing to look forward to is what project to invest into. As newbies/investor, making a choice from the first 10 - 20 coins in the market ranking will be of ease, without much research and readings as they are safe having good returns. Though, reading about them makes it more interest for for knowledge about what you are putting your money into.
There are also lits of coins in the market that are also doing well, but that will need more research and readings to get the right one to invest in withing a given period of time.