1. Click the -icon top left in the Chrome address bar.
2. In the Flash dropdown, select 'Always Allow ..'
3. Refresh the page.
The Great Sperm Race
Mission of The Great Sperm Race is to be the first on the egg! Race against 250.000.000 other sperm and fertilize the egg. Control the single sperm with the arrow keys. Be fast but keep distance from the sticky walls!