First suggestion is to totally take the thread out of both the top and bobbin.
Then get your manual out and read it, and follow it precisely to re-thread all.
It could be that you are missing a step or doing something just not quite right.
And why would you fear to tell your husband?
It's not your fault ... and part of what can happen when one gets something new, whether it's a sewing machine? a car? a coffee maker? etc.