Calculus students’ ability to solve geometric related-rates problems Tami Martin Articles Pages: 74 - 91
Concrete and formal arguments: The case of division by zero Pessia TsamirRuth Sheffer Articles Pages: 92 - 106
Linear geometric number patterns: Middle school students’ strategies Joyee Bishop Articles Pages: 107 - 126
The role of collecting in the growth of mathematical understanding Susan PirieLyndon Martin Articles Pages: 127 - 146
Development of the concept of statistical variation: An exploratory study Rob TorokJane Watson Articles Pages: 147 - 169
