1. Turtle geometry: The computer as a medium for exploring mathematics;Abelson,1981
2. İlköğretim matematik 6: Ders kitabı;Aktaş,2006
3. The use of computers for independent exploration in pre-calculus: effects on attitudes;Alkalay;Journal of Computers in Mathematics and Science Teaching,1993
4. A cognitive analysis of dragging practices in dynamic geometry environments;Arzarello;International Reviews on Mathematical Education,2002
5. Shape makers: Developing geometric reasoning with the Geometer’s Sketchpad;Battista,1998