Justifications-on-demand as a device to promote shifts of attention associated with relational thinking in elementary arithmetic

  1. Molina, M.
  2. Mason, J.
Journal:
Canadian Journal of Science, Mathematics and Technology Education

ISSN: 1942-4051 1492-6156

Year of publication: 2009

Volume: 9

Issue: 4

Pages: 224-242

Type: Article

DOI: 10.1080/14926150903191885 GOOGLE SCHOLAR