The development of a foetus from fertilisation through to implantation and growth in the womb. Includes footage of sperm fertilising an egg and implanting in the womb. The length of pregnancy in different mammals is explained and compared.
This could be used as an introduction to a lesson or as a plenary, to provide a discussion point on how humans compare to other animals. The pupils could make cards representing the different stages in development and then swap with a partner who has to place them in the correct sequence on a timeline.