The Trachtenberg Speed System of basic mathematics. Translated and adapted by Ann Cutler and Rudolph McShane.Ann Cutler · First published 1960Open the Tome
Human Biology Teacher's Edition (McDougal Littell Science, Human Biology)James Trefil, Rita Ann Calvo, Kenneth Cutler · First published 2007Open the Tome
McDougal Littell life scienceJame Trefil, Rita Ann Calvo, Kenneth Cutler · First published 2005Open the Tome
McDougal Littell physical scienceJame Trefil, Rita Ann Calvo, Kenneth, Ms. Cutler · First published 2005Open the Tome
Instant math, based on the Trachtenberg speed system of basic mathematicsAnn Cutler · First published 1962Open the Tome
