Develop Key Stage 1 maths skills with your favourite Disney and Pixar characters! Give your child’s KS1 maths skills a boost with Disney Learning: Maths. Perfect for kids aged 5-6, the fun, simple exercises make maths enjoyable at the Year 1 level, with review pages to help you track your child’s progress. In this maths workbook, children can complete activities to build on their maths skills all year round.