This depends entirely on how dirty the person is, and doesn't really have anything to do with age. A person should bathe at least every other day. If they are very active and sweaty, then they should bathe at least daily.
My 7 year old girl bathes twice a week
You can bathe him/her once a week,and try a flea collar.
a 6 year old should pee around three times a day
There is no "should" for kissing. You do it as often as you feel comfortable.
By the age of 12 most normal children would have mastered how to bathe.
25 times a day
every day
Not totally abnormal, many kids of that age just can;t be bothered to bathe, but as they get older realise the importance of keeping clean. You should try to get into a habit of regular bathing, if you don't you'll find yourself losing friends and becoming an outsider
twice a day
every day!
A twelve-year-old who has that height should have a weight of between 90 and 99 pounds. The average twelve-year-old with that height often weighs 91 pounds.
Ride a bike, ride a scooter, rollerblade, read, draw, swing, sun bathe