@inproceedings{5422a20a97b24a82ad4c697bf936829d,
title = "Student difficulties in abstracting angle concepts from physical activities with concrete materials",
author = "Anne Prescott and Michael Mitchelmore and Paul White",
year = "2002",
language = "English",
isbn = "0868690481",
pages = "583--591",
editor = "Bill Barton and Kathryn Irwin and Maxine Pfannkuch and Michael Thomas",
booktitle = "Mathematics education in the South Pacific",
publisher = "Mathematics Education Research Group of Australasia",
note = "Mathematics Education in the South Pacific ; Conference date: 07-07-2002 Through 10-07-2002",
}