Don't focus on trying to get her off - the last thing a girl needs is to feel like she's doing it wrong because she's not coming and you're obviously trying really really hard. She may need evidence that you really care about her and are willing to wait. I had multiple failed attempts at a "first time" in my teens - where a guy entering me just slightly was unbearably painful and we had to stop. Just take your time. As far as she's told me, she's never really been physical with anyone, ever.
Turn off your phones.
For Men : How to have sex with a virgin
Men with longer than average penises are uncommon, so it's likely he is of normal length. Not Helpful 40 Helpful This will make make the penis more comfortable for her. Use a lot of lube, take it slow, and don't expect it to be all that awesome for her right away. Unfortunately, many men break the mojo just before penetration. Like everyone said take it slow and easy. All we got was two drawn pictures and I still didn't understand!