You don't say where you live, but it sounds as if you are in the USA. If so, I can't help you cos I'm not clear enough on the rules that side of the Atlantic (yet).
In the UK, and I think in the rest of Europe, you MUST enter every flight in your logbook.
If you're adding a qualification, the Instructor will sign your logbook and add a stamp verifying the hours before your application goes to the CAA.