By Williams Michelle   Linn Marcia C.   Ammon Paul   Gearhart Maryl   in Journal of Science Education and Technology

ISSN:1059-0145|13|2|189-206

Springer Publishing Company ‎(2004)‎

Access to resources Favorite 11.971437

By Saxe Geoffrey B.   Shaughnessy Meghan M.   Gearhart Maryl   Haldar Lina Chopra   in Mathematical Thinking and Learning

ISSN:1098-6065|15|4|235-258

Routledge Ltd‎(2013)‎

Access to resources Favorite 9.57715