How to Dazzle at Oral and Mental Starters contains 43 photocopiable sheets for use with pupils aged 11 to 13 who are working at levels 2-3 of the National Curriculum. The activities are presented in an age-appropriate manner and provide a flexible but structured resource for teaching pupils to understand and use mental strategies for mathematical calculations. The tasks are varied, but repeat the four basic operations in a range of contexts and using different approaches. The tasks can be introduced to pupils in mixed ability classes or are suitable for pupils working in the lower sets in Years 7 and 8.