Help I'm new

I'm new to the sex world I was waiting till marriage to have sex but that didn't happend I have been with him for 1 year & 5 months we have had sex 2 times the first time was a complete failure by the way any who I dont want to have sex any more but I do want to mess around any tips I gave him a blow job once but idk if I was doing it right so any ideas! I'm finally going to see him tomorrow (his in the army)