Support the development of key mathematical skills with six new one-a-week mental maths test books. * A fun way to test maths understanding * 'How well did I do?' Progress charts help children track their progress * Notes provide support for parentsSupport the development of key mathematical skills with six new one-a-week mental maths test books. * A fun way to test maths understanding * 'How well did I do?' Progress charts help children track their progress * Notes provide support for parents