LPS is a free, open-source, online tool for teachers and education technology developers that. Currently, three models exist: for pre-K-2 math, pre-K-3 reading and 4-6 literacy. The organization is also developing new models for. After years of uncertainty, the Supreme Court has invalidated fair share fee arrangements in thousands of public sector collective bargaining. HARLEM, NY — A man who fathered a child with his high school science teacher told…