Boost children’s number sense with this Year 1 Use a Number Line to 20 Reasoning and Problem Solving worksheet. This resource supports children in developing a secure understanding of how to use a number line to 20, building their confidence in counting, ordering and positioning numbers correctly. Pupils will be challenged to explain their thinking, identify errors and try different strategies to solve number line problems. Perfect for independent activities, small group work or paired discussions, this resource also comes with a modelled answer sheet to help with self and peer assessment. Download now!