TY - BOOK AU - LeTourneau,Catherine D TI - Progress in mathematics SN - 9780821536018 U1 - TR510/ 20 PY - 2009/// CY - USA PB - SADLIER-OXFORD N1 - Grade 1 Rigorous content aligns with NCTM Standards and Curriculum Focal Points. Student-centered textbooks instill confidence in all learners. Superior teacher support makes teaching easy and fun. Integrated, meaningful assessments, intervention, and analysis guarantee success for every student. Exceptional online components are whiteboard compatible and support any teaching situation ER -