Resumen de The vital role of basic mathematics in teaching and learning the mole concept

Alka Mehrotra, Anjni Koul

• This article focuses on the importance of activity-based teaching in understanding the mole concept and the vital role of basic mathematical operations. It describes needs-based training for teachers in a professional development programme in India. Analysis of test results before and after the training indicates that teachers improved their understanding of the concept of the mole and became more confident in teaching this concept and handling mathematical calculations.