Schemas and mental models in geometry problem solving Mohan Chinnappan OriginalPaper Pages: 201 - 217
The roles of reification and reflective abstraction in the development of abstract thought: Transitions from arithmetic to algebra Tracy Goodson-Espy OriginalPaper Pages: 219 - 245
Proportional Reasoning among 7th Grade Students with Different Curricular Experiences David Ben-ChaimJames T. FeyJane Miller OriginalPaper Pages: 247 - 273
Disentangling the Nexus: Attitudes to Mathematics and Technology in a Computer Learning Environment Peter GalbraithChris Haines OriginalPaper Pages: 275 - 290
