There are loads of sites just try Googling 'watch h20 just add water online' and take your pick
you can watch i think most of them online athttp://www.yidio.com/show/h2o-just-add-water
usually u can watch them on turbonick.com but they only hav a few
They are currently showing season 2 on channel 10 or can watch the episodes on YouTube.
you can find h2o just add water on DVD at the shops but you have to buy it You can find h2o - Just Add Wather season 1, episode 2 and first 10 episodes from season 3 at: http://www.gtv33.com/2009/08/watch-h2o-just-add-wather-online.HTML
www.youku.com www.megavideo.com www.sidereel.com itunes
You can watch it on Hulu.com/h20-just-add-water
no
Well, you can go on Hulu.com or use the app call Hulu Plus. They have the all the episodes from the 3 seasons.
You can watch H2o Just Add Water on netflix, dvd, or hulu.
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
H2O Just Add Water - 2006 is rated/received certificates of: Australia:G (some episodes) Australia:PG (some episodes) Canada:G USA:TV-PG