Verified answer

http://www.animeseason.com/kodomo-no-jikan/

Im not sure if it's uncensored :o

Kodomo no Jikan OVA

http://www.animeseason.com/kodomo-no-jikan-ni-gakk...

You can try http://www.veoh.com/

I saw it there, but I didn't watch it so I have no idea it it's censored or not.

http://www.baka-updates.com/

This site will tell you which groups have subbed it. And where to find the group. It's downloads, or torrents so you'll just have to decide.

Good luck!

i seems difficult to find but i no you don't wanna download but you can get it real fast from this site.

http://www.boxtorrents.com/torrent/130682/r/Kodomo...

don't know how to download?

go to...

http://www.bitcomet.com/

and get the bitcomet then go to the first site i gave you and click the button, then download it with bitcomet.