“Problem Solving Number Line-Ups”, consist of 28 copyable cards for classroom use. Suitable for middle primary to lower secondary students, these problems develop number skills, problem solving, reasoning and promote algebraic thinking. This resource provides the teacher with a focused problem solving genre. Teachers are supported with the comprehensive “Strategies Explained”, “Answers” and “Answer Variations” sections. Problems have been organised into ‘similar problem sets’ and with the reproducible ‘Answer Sheets’, teachers can easily track student progress.