Visualisation plays a critical role in the teaching and learning of mathematics word problems. It is an essential tool for enabling learners to create meaningful mental pictures necessary for solving mathematical problems. Appropriate visualisation requires good reading skills, English proficiency and an understanding of mathematical vocabulary,…

Eighth-grade students in bilingual classrooms explored the geometric concepts of reflection and rotation within a computer-based, dynamic, instructional environment. With initial differences controlled, treatment groups performed significantly better on concept formation and spatial visualization than did control groups receiving conventional…