It's day 20 and nothing yet.
. Is this normal? It's my first time, so the wait is killing me! My power actually went off for an hour on day 18. But I figured since it's pretty hot here in hawaii, it wasn't that big of a deal...But now I'm starting to wonder...since I've
got nothing yet. When should I wait till I open the bator and check the eggs?

got nothing yet. When should I wait till I open the bator and check the eggs?