@article{319732,
      author = {Erickson, Sheldon. and Thiessen, Richard, and Wiebe, Ann.  and Cordel, Betty. and Mason, Renee,},
      url = {http://library.usi.edu/record/319732},
      title = {Looking at geometry /},
      publisher = {AIMS Education Foundation,},
      abstract = {Presents hands-on activities designed to help students  understand formulas that describe geometric concepts and  recognize the concepts of dimensionality and growth.  Includes investigations that study area and perimeter  formulas for two-dimensional figures, volume and surface  area formulas for three-dimensional figures, sorting two  and three-dimensional figures, and the Pythagorean  relationship.},
      recid = {319732},
      pages = {v, 168 p. :},
      address = {Fresno, CA :},
      year = {2003},
}