Begins study of Texas as students read about significant leaders like Stephen F. Austin, David Crockett, Sam Houston, Jose Antonio Navarro, and Lorenzo de Zavala, and their contributions to Texas history. Teaches basic facts about the founding of Texas as a republic, the Texas Declaration of Independence, the Texas Constitution, and the Treaty of Velasco. Also covers in great detail the development of the free enterprise system in Texas and the effects of immigration and migration on economic development and growth of the state. View TEKS. View sample of course guide.