Class display Changes to the Body

Girls 1:

• Rapid growth begins
• Height and weight increases
• Breast buds begin to develop
• Fine pubic hair may begin to appear
• The ovaries enlarge and hormone production begins

Girls 2:

• Breasts continue to develop
• Coarser, darker hair appears under the arms and around the pubic area
• Vaginal discharge becomes more noticeable
• Girls may experience their first menstrual cycle
• Increased oil production can cause pimples
• Sweat and body odour becomes more noticeable
• Emotional changes – uncontrollable emotions and mood swings

Girls 3:

• Breasts get bigger and may not grow at the same rate
• Ovulation begins and periods start, but are likely to be irregular
• Pubic hair continues to thicken and darken
• Hips widen and become more curvy
• Temporary clumsiness can result from body shape changes
• Increased tiredness
• Sexual desires develop

Girls 4:

• Breasts are fully developed
• Pubic hair covers the vagina and stretches to the inner thighs
• Height changes cease
• Menstrual cycles are more regular

Boys 1:

• Hormone production begins
• Sperm grows in testes
• Fine pubic hair may begin to appear

Boys 2:

• Coarser, darker hair appears under the arms, around the pubic area, on the chest and on the face
• Emotional changes – uncontrollable emotions and mood swings
• Sweat and body odour becomes more noticeable
• Penis and scrotum get bigger and the shape changes

Boys 3:

• Height and weight increases & muscles become more prominent
• Sexual desires develop and wet dreams start to occur
• Increased oil production can cause pimples
• Increased tiredness
• Erections start to occur
• Pubic hair continues to thicken and darken

Boys 4:

• Height changes cease
• Temporary clumsiness can result from body shape changes (e.g. larger hands and feet)
• Voice breaks and deepens – could take one year to happen