4-1-WHAT IS HEALTH?
pag.66-67
4-2-WHAT TYPES OF DISEASES ARE THERE?
pag.68-69
4-3-HOW DO MEDICAL ADVANCES HELP US?
pag.70-71
4-4-HOW CAN WE KEEP HEALTHY?
pag.72-73
4-5-HOW CAN WE HELP WHEN THERE IS AN ACCIDENT?
pag.74-75
4-6-PROJECT-HOW TO MAKE A STETHOSCOPE?
pag.76-77