University of Chicago Mathematics Project
https://www.mheonline.com/program/view/2/16/641/0076110230/
https://www.mheonline.com/assets/wg_download/ucsmp/algebra_sampler.pdf
CORE Plus
https://www.mheonline.com/program/view/2/16/647/0078615216/
https://www.mheonline.com/assets/pdf/Core-PlusMath/Course1/coreplusmath_course1_se_sampler.pdf
Common Core Tools
http://commoncore.pearsoned.com/index.cfm?locator=PS1cO9
Connected Mathematics Project
http://www.pearsonschool.com/index.cfm?locator=PS1yJe&PMDBSUBCATEGORYID=&PMDBSITEID=2781&PMDBSUBSOLUTIONID=&PMDBSOLUTIONID=6724&PMDBSUBJECTAREAID=&PMDBCATEGORYID=806&PMDbProgramID=110081&elementType=onlineSample&elementID=
Center for Mathematics Education Project
http://cmeproject.edc.org/cme-project
Sample at Pearson . Need to register
https://www.pearsonschool.com/index.cfm?locator=PS1zJo&&PMDbProgramId=53341