The First Thanksgiving from Scholastic
Become a history detective and find out what really happened the first Thanksgiving with this activity from Plimoth Plantation.
Become the captain of the Jamestown colony on The Jamestown Online Adventure.
Brain Pop Jr. (Free video!) or BrainPop (subscription needed)
You can find lots of short Thanksgiving videos on History.com's Thanksgiving page.
When you're done learning and just want to have a little fun, try these sites:
Funny Thanksgiving Fill In from National Geographic Kids