In the Great Sperm Race you are a tiny little sperm and you have to race against your pre-brothers and sisters to reach the egg. Avoid the sticky walls of the womb and get there as fast as you can, but watch out for the pregnancy pills, if they catch you, your dead!
Author: | Wellcome Trust | Hits: | 19,524 |
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Date: | 29th April 2009 | Rating: |
Use the arrows to move your little sperm around.