@khanacademy Please enjoy one of the Chelmsford Public Schools Elementary Science Fairshttps://www.youtube.com/watch?v=EvghAnb2HKs …
Sign up to join Sal Khan's chat w/ Google Science Fair alums on how science drives progress. http://goo.gl/xaLqBB pic.twitter.com/2BkJTeZvcv
-
-
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
-
-
@khanacademy I m waiting your reply for my questions at academy
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
-
-
@khanacademy I love khan academyThanks. Twitter will use this to make your timeline better. UndoUndo
-
-
-
@khanacademy great work khan .Thanks. Twitter will use this to make your timeline better. UndoUndo
-
-
-
@khanacademy I wish there were a thousands Salman Khans like you :)Thanks. Twitter will use this to make your timeline better. UndoUndo
-
-
-
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
-
-
@khanacademy Just saw vid., Hag. Sof. I Have always wanted to see this. Built with a barrel vault, actually a group of arches,+ thick walls.Thanks. Twitter will use this to make your timeline better. UndoUndo
-
-
-
@khanacademy Hi Jim the ama. historian. While looking at a book on amazon, Constantine, Emp. of first Cath. empire, Armenia was first in 300 -
@khanacademy Gregory the Illuminator converted King Tiridates 3'rd in 301? I think 2 slaves converted King Ezana of Axum, 2 be 3'rd Chr Emp - 1 more reply
New conversation -
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.