Heinemann mathematics.
Clark, Ian K.
Scottish Primary Mathematics Group.
Oxford : Heinemann Educational,
1996.
"Heinemann mathematics 2 is intended for use with children working at: Key stage 1, level 2 of the National Curriculum (England and Wales), Key stage 1, level 2 of the Common Curriculum (Northern Ireland) and for Level A/towards Level B of Mathematics 5-14 (Scotland)".