Datblygu Mathemateg: Cyfrif a Deall Rhifau Blwyddyn 4

Description

A Welsh adaptation of Counting and Understanding Number Ages 8-9, A&C Black. This is the first strand in a brand new series of Developing Mathematics, developed to be fully in line with the government’s Revised Primary Framework for Mathematics. It features completely new content, a fresh up-to-date look both inside and out.