Includes 8 uterus model to show the development of embryo and fetus.1. 1st month embryo.2. 2nd month embryo3. 3rd month embryo.4.4th month fetus(transverse position).5. 5th month fetus(breech position)6. 5th month fetus(transverse position).7.5th month twin fetus(normal position).8. 7th month twin fetus(normal position).Embryo and fetus are removalbe. each on stand.