Let us understand Mathematics-Class 3
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The teachers should provide more practice if necessary for mastery of number facts and procedures.
The schools that can afford should provide manipulatives such as counters, geometrical models, tangram pieces, blocks, geoboards, dot papers, balances, scissors.
In schools with a paucity of resources teachers and/or students can make models. Children can bring from home sticks, small boxes, pipes, scissors.
Exercises with manipulatives and oral work are included to facilitate the teacher’s work.
Answers to selected exercises are provided.
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Harinder Mahajan did her B.Sc.(Honours) and M.Sc. in Mathematics from Delhi University and M.S. in Statistics and Ph.D. in Education from Stanford University.
She retired as Research Scientist C from Delhi University. Prior to that, she had worked as Lecturer in Mathematics for an undergraduate college of Punjab University; Senior Research Assistant and Pool Officer in National Council of Educational Research and Training; Reader in Statistics in A.N. Sinha Institute of Social Research, Patna; Senior Lecturer in Statistics in Khartoum University, Sudan; Senior Research Fellow in Indian Council of Social Science Education. She was involved in Research in Measurement and Evaluation in and Mathematics and Statistics, Statistical Consulting, and Teaching Statistics, Research Methods, and Psychometrics. She has published several papers on Mathematics Education and has written several books in Mathematics for Elementary Grades(This book is a revised version of this series published on www.vidyaonline.net).
She is currently interested in Mathematics Education and Statistical consulting.
