Due to body and mind weakness and inability, children are prohibited from managing their own property and have been under tutelage and guardianship for comprehensive care and support so that all matters and issues related to them (maintenance, training, education and management of property) have been assigned to their supervisor and protector; however, the main and essential element to intervene and protect by natural guardian is the child's best interests in the way the child is affected by his guardian's action and intervene. The indubitable evidence of reason and narration proves the importance and validity of guardianship over children.