K-5 Math - https://www.pearsonrealize.com
K-4 Social Studies - https://www.pearsonrealize.com
5-12 Social Studies - http://connected.mcgraw-hill.com/connected/login.do
K-5 Science - http://acceleratelearning.com
It is a curriculum management system developed by the Texas Education Service Center Curriculum Collaborative, which is comprised of Texas' 20 Education Service Centers. The system includes a curriculum framework for grades K-12 in all foundational academic subject areas aligned to the Texas Essential Knowledge and Skills (TEKS).