Irene Yates 
Christmas Activities for Maths KS2 [PDF ebook] 

Blackline masters for use in the run-up to Christmas include helping to reinforce children’s knowledge of number bonds, increasing their understanding of fractions and percentages, and giving them practise calculating the areas of 2-D shapes. Now you can exploit the children’s natural enthusiasm for the season and inspire them to create especially good work with this bank of fun, stimulating ideas and activities — so you can all enjoy the run-up to Christmas!