Letts Exercise Banks have been written specifically to match the Framework for Teaching Mathematics for Key Stage 3. Each book contains exercises focused on topic-specific Framework objectives and can be used alongside any Scheme of Work. Each title is divided into Year 7, 8 and 9 and every unit has a range of exercises covering National Curriculum levels 3 to 8. Progression and differentiation are built into the books by providing essential exercises, consolidation exercises and challenging exercises. Books in the series include Solving Problems, Numbers, Algebra, Shape, Space and Measures and Handling Data.