Start off with this article from Smithsonian magazine that gives a different take on the First Thanksgiving and the Native American participation:
The good researchers at the historical site/museum at Plimoth have articles, videos, & interactive features on the Plymoth colonists, the Wampanoag Native Americans they encountered, and the first Thanksgiving.
Oxford Encyclopedia of Food and Drink in America
What foods did the Native Americans share with Europeans and what foods did they discover in return? See “Native American Foods” for a handy chart.
Online and in print at REF TX349 .E45
Native American Food Plants: An Ethnobotanical Dictionary
Remember the “Three Sisters” of Native American food plants? Check out Zea mays (Maize), Phaseolus (Beans), and Curcurbita (Squash) to see how they were used by different tribes.
REF QK98.5 .N57 M64
Encyclopedia of North American Indians
More about Tisquantum, the Wampanoag, and other Native Americans and their tribes—even a contemporary portrait of Pocahantas! Who lived where? Check out the map in “Indian-White relations in North America before 1776.”
REF E76.2 .E53 1996
Archaeology of Prehistoric Native America : an Encyclopedia
So what was America like long before European settlement? Find information about prehistoric pipes, pithouses, the pre-Clovis culture…
REF E77.9 .A72
American Indian Quotations
While there are no quotations from Tisquantum here, learn a lot about Native American history by browsing this chronological list of famous quotes. From King Philip and Powhatan to Louise Erdich; indexed by subject and tribe.
REF PN6081.4 .A43