1980 Keystrokes: Calculator Activities for Young Students -- Exploring New Topics (P) by Robert E. Reys, Barbara J. Bestgen, Terrence G. Coburn, Robert Marcucci, Harold L. Schoen, Richard J. Shumway, Charlotte L. Wheatley, Grayson H. Wheatley, & Arthur L. White ***ISBN-13: 9780884881377 ***Condition: Good Used ***Pages: 58 @math35.2