science- puberty and menstrual cycle

• puberty is the time when your body starts to change from that of a child to that of an adult
• • changes for boys
  • voice gets deeper
  • hair starts to grow around armpits and private parts
  • chest and shoulder become broader
  • growth of addams apple
• • changes for girls
  • breast begins to develop
  • hair begins to develop around the armpit and private parts
  • voice tone becomes higher
  • grows faster
• menstruation is referred to a woman's monthly bleeding
• ovulation is when your ovary releases a mature egg.