Merttens Ruth, Kirkby Dave:
New Abacus / Number (Year 3)
Pearson Education, Oxford (United Kingdom), 1999
Paperback, 72 pages
ISBN: 9780602290658
ISBN-10: 0602290651
New Abacus / Number
This textbook allows independent practice of mathematical skills. It presents the concepts at an appropriate reading level. Activities with an investigative or process-skill focus encourage creative and mathematical thinking. Problem-solving is included.

