It is normal for boys to be curious about each others bodies but not to touch each others genitals if that is what the question is saying !
It does happen but is not common. It is best to wait until you are fully developed and sure of your sexuality before you start any sort of sexual relationship.
yes. it means you are turned on. if the exitement is a new thing, maby you are starting puberty.
Every girl goes through puberty and starts to notice boys when you were 5 you didn't notice boys as much as you do now. It's normal to start noticing boys. Unless you're a lesbian.
Yes it is normal all boys go through it is a sign of breast enlargment that happens in puberty
Yes, it only happens once for males and females during childhood.
Nope.
Girls reach puberty earlier than boys at the age of 9-12 years. Boys reach puberty at the age of 12-14 years.
Boys go through puberty from about 10-18 years of age.
Boys go through puberty too, so they don't mind
They go through puberty
If boys and girls don't go through puberty there will be no babies. We would die out as a specie.
Completly. Boys begin Puberty between the ages of 11 and 16, with the majority of them begining around 14.
Yes, it's perfectly normal.