Petit, Marjorie M. (vermont Mathematics Partnership Ongoing Assessment Project, Laird, Robert E. (vermont Mathematics Institute, Ebby, Caroline B. (university Of Pennsylvania, Marsden, Edwin L. (norwich University (1) Horne, Robert (1) Hoffman, Robert R. (institute For Human And Machine Cognition, Ward, Paul (universirty Of Huddersfield, Feltovich, Paul J., Dibello, Lia (1) Francis, Robert (1) Wellington, Robert (1)