Basic Skills - Practise & Improve Your Maths Yr4is part of the popular Basic Skills Series and it covers Number, Space and Measurement.
 
This title is authored by Peter Howard, Arthur Baillie and Heather Baillie.
Peter Howard is an ex primary school principal and author of many popular teaching aids and textbooks.
 
Arthur Baillie is an ex-primary school principal and inspector. He is well-known author of primary school texts.
 
Heather Baillie is an experienced teacher at lower primary level.