Strengthen children’s number sense with this Year 1 The Number Line to 20 Reasoning and Problem Solving worksheet. This resource helps children deepen their understanding of counting, sequencing and number placement up to 20, boosting their confidence when using number lines. Pupils will be encouraged to explain their reasoning, spot mistakes and explore different ways to solve number line problems. Ideal for independent work, small group tasks or paired discussions, this resource also includes a modelled answer sheet to support self and peer assessment. Download now!