IF YOU WOULD LIKE SOME MATHS HOMEWORK FOR YOUR CHILD TO DO AT HOME, YOU MAY FIND THIS LINK USEFUL.
http://www.mathscentre.co.nz/Topics/Mighty%20Maths/B/ 
 It has free downloadable booklets called "Mighty Maths". These follow the New Zealand Maths Curriculum and are levelled according to your child's age.  I hope you find these helpful.