Coaching 3-6 year olds

My husband just started coaching my girls' soccer team and neither one of us knows much of anything about soccer.
Does anyone have any tips, ideas, pointers, or anything to help us out?
He has...

micro fusion

I am having back surgery on Monday. The doctor is preforming a micro fusion in my lower spine.
Has anyone ever had this? Know anything about it?
Will it help?
Any idea how badly it's gonna...