I remember learning very little about them in elementary school, but I'd like to know more about the Natives that lived in the New York/Pennsylvania/New Jersey area.
Here are some book recommendations for you:
SOURCES
Beatty-Medina, Charles and Melissa Rinehart. Contested Territories: Native Americans and Non-Natives in the Lower Great Lakes, 1700-1850
Bragdon, Kathleen J. Native People of Southern New England: 1500-1650 (no link) & 1650-1775
Cronon, William. Changes in the Land: Indians, Colonists, and the Ecology of New England
Dunn, Shirley. The Mohicans and Their Land: 1609 -1730
Dunn, Shirley. The Mohican World: 1680 – 1750.
Frazier, Patrick. The Mohicans of Stockbridge
Fur, Gunlong. A Nation of Women: Gender and Colonial Encounters Among the Delaware Indians
Grumet, Robert. First Manhattans: A History of the Indians of Greater New York
Hauptman, Laurence M. and James D. Wherry. The Pequots in Southern New England: the Fall and Rise of an American Indian Nation
Heckewelder, John. History, Manners, and Customs of the Indian Nations Who Once Inhabited Pennsylvania and Neighboring States
Jennings, Francis. The Ambiguous Iroquois Empire: The Covenant Chain Confederation of Indian Tribes with English Colonies from its Beginnings to the Lancaster Treaty of 1744
Johansen, Bruce Elliot and Barbara Alice Mann. Encyclopedia of the Haudenosaunee
Mann, Barbara Alice. Iroquoian Women: The Gantowisas
Marshall, Ingeborg. A History and Ethnography of the Beothuk
Morgan, Lewis Henry. The League of the Iroquois
Rice, Brian. The Rotinonshonni: A Traditional Iroquoian History Through the Eyes of Teharonhia:wako and Sawiskera
Richter, Daniel K. The Ordeal of the Longhouse: The Peoples of the Iroquois League in the era of European Colonization
Richter, Daniel K. War and Culture: The Iroquois Experience
Russell, Howard S. Indian New England Before the Mayflower
Schutt, Amy. Peoples of the River Valley: The Odyssey of the Delaware Indians
Shannon, Timothy J. Iroquois Diplomacy on the Early American Frontier
Sioui, Georges F. Huron-Wendat: The Heritage of the Circle
Snow, Dean The Iroquois
Steele, Ian K. Warpaths: Invasions of North America
Sturtevant, William C. Handbook of North American Indians, vol. 15
Trigger, Bruce G. The Children of Aataentsic: A History of the Huron People to 1660
Wallace, Paul. Indians in Pennsylvania
Wallis, Wilson D. and Ruth Sawtell Wallis. The Micmac Indians of Eastern Canada
Weslager, C.A. The Delaware Indians: A History
White, Richard. The Middle Ground: Indians, Empires, and Republics in the Great Lakes Region, 1650-1815