Spatial ability, visual imagery, and mathematical performance Glen LeanM. A. (Ken) Clements OriginalPaper Pages: 267 - 299
Cognitive demand of secondary school mathematics items Dietmar Küchemann OriginalPaper Pages: 301 - 316
The complementary roles of intuitive and reflective thinking in mathematics teaching Erich Wittmann OriginalPaper Pages: 389 - 397