Taking the vocabulary required at Key Stage 1 from the UK National Numeracy Project, these worksheets offer a fun way of recognizing, spelling and writing out appropriate words. Photocopy them and use them in class or for homework assignments. They encourage accurate spelling and the recognition of mathematical words in different contexts. Make use of the KS1 word list provided, the record sheet and also the sixteen spelling tests of ten words each divided into the two appropriate Attainment Targets.