Natural Science - Unit: Human body and reproduction
LESSON: PREGNANCY AND GIVING BIRTH
Pregnancy lasts for about nine months... When can the foetus hear sounds from outside the womb?... During the second trimester (3 months)... When do the arms and legs show up?... During the first trimester... When can they open and close their eyes? During the 2nd trimester...
In this video you can see when the most important body parts form:
And if you want to see all the process step by step... You should watch this amazing 'National Geographic' documentary'... "Life before birth":
THIS IS OUR LESSON'S SUMMARY: