Choose a project with great concept, Does have real team not fake (you can find simple facts on their social media like photo, videos) and With community support. You can find a lot of campaigns here:
https://bitcointalk.org/index.php?board=238.0Use this link above, you can choose campaign that you think is worth your time.
I mean its hard to point to some specific campaign you must do research yourself and decide because you are responsibble for your future.