Sid explores germs, viruses and vaccines just in time for flu season in this full .\r<br>\r<br>Games about vaccination and additional information on the specialat \r<br>\r<br>More PBS videos on their Channel \r<br>\r<br>More H1N1 (Swine) flu and seasonal flu information at \r<br>\r<br>This video can also be found at \r<br>\r<br>Episode 141\r<br>Premiered on PBS on October 26th\r<br>\r<br>Posted with permission by PBS and The Jim Henson Company\r<br>\r<br>We accept comments in the spirit of our comment policy:\r<br>
