Get this Year 6 Common Factors challenge task for any of your children who are confident in their understanding of common factors and would benefit from a set of trickier problem-solving questions designed to get them applying that understanding in new ways. The resource is great for group discussion with its open-ended questions, but also works nicely as a solo activity. It could also be done with an adult as a discussion partner.
The resource is suitable for use at school or at home, and comes with a useful example answer sheet; perfect for you or your children to use to check they've got the right ideas!