Rosamond Welchman-Tischler Related books Math With Connecting People Eta Cuisenaire • 1995 Mathematical Toolbox(030362) by Welchman-Tischler, Rosamond Eta Cuisenaire • 1993 Mathmatical Toolbox Addison Wesley Publishing Company • 1993 Teaching With Manipulations: Middle School Investigations Eta Cuisenaire • 2003