Five-year study of the first edition of the core-plus mathematics curriculumHarold L. Schoen · First published 2010Open the Tome
Core-Plus Mathematics : Contemporary Mathematics in Context, Course 1, Unit 8Christian R. Hirsch, Eric W. Hart, James T. Fey, Harold L. Schoen, Ann E. Watkins · First published 2007Open the Tome
Contemporary Mathematics in Context : A Unified Approach, Assessment ResourcesArthur F. Coxford, James T. Fey, Christian R. Hirsch, Harold L. Schoen, Gail Burrill, Eric W. Hart, Ann E. Watkins · First published 2000Open the Tome
contemporary mathematics in context a unified approacharthur f. coxford, james t. fey, christian r. hirsch, harold l. schoen, gail burrill, eric w. hart, ann e. watkins, mary jo messenger & beth ritsema · First published 1998Open the Tome
GeometryChristian R. Hirsch, Mary Ann Norton, Dwight O. Coblentz, Andrew J. Samide, Harold L. Schoen, Loretta M. Braxton, Cecilia Cooper, Sidney Sharron · First published 1984Open the Tome
