through http://www.yidio.com/show/h2o-just-add-water i think
Nope, there is no 4th season of H2O: Just Add Water.
You can watch H2o Just Add Water on netflix, dvd, or hulu.
www.youku.com www.megavideo.com www.sidereel.com itunes
You can find it on youtube. They have each episode in different parts and they are free to watch.
You can watch it on Hulu.com/h20-just-add-water
If you are in England you can watch h20 just add water on nickelodeon or you can watch it in youtube just tipe down h20 just add water season 3
.
nickelodian or internet
Hulu.com
just watch it on youtube
http://vids.tv/H2O-Just-Add-Water/tv/season-2/episode-12-Monster
You can watch h20 just add water on Nickelodeon.
at http://www.yidio.com/show/h2o-just-add-water
At www.veoh.com
You can watch it on Hulu on the computer.
you can watch i think most of them online athttp://www.yidio.com/show/h2o-just-add-water