@article{857213,
      recid = {857213},
      author = {Harris, Robie H., and Chatterton, Chris,},
      title = {Crash! boom! : a math tale /},
      pages = {1 volume (unpaged) :},
      abstract = {"Build, balance, count - question, estimate, measure -  predict, crash, and build again with Elephant and a bucket  full of blocks. Follow along as Elephant goes through the  ups and downs of creating something new and finally  celebrates the job of pride and success"--Jacket.},
      url = {http://library.usi.edu/record/857213},
}