What age did you give your kids their own mobile phone?

if can when d age of 14...at the moment i will give if she had CCA or extra class after sch....n b4 i give d hp...i will tell d rules...once she cant follow my instruction...i will not let her use d hp...only when she got extra class other den that no hp....i will come n fetch...by fetching d children without realizing u r bonding between you n your kid thru comunnicate each other...while walking hme fm sch....well its depends on situation.🙂