Oh. My. Goodness! There are soooo many neat things on this site! If you scroll all the way down towards the bottom on the right to the Tag Cloud and click on FREEBIES you can download all sorts of free resources.
The Learning StationHave Fun Teaching
Jack Hartmann Kids Music Channel
We use Jack Hartmann all the time! He has tons of videos for all sorts of subject matter!
ABCya.com - Educational GamesPBS Kids - Educational Games, Videos and MUCH MORE!
Starfall - Reading Website
Addition with Regrouping