Targeted Year 1 resources for pupils to count in 10s to 100, a fundamental KS1 Maths skill that underpins multiplication and place value mastery. Activities promote varied fluency in skip counting and establish conceptual understanding of decades and patterns in the number system. This key small step is essential for meeting national curriculum expectations for number fluency and mental calculation. The CS Maths Scheme provides structured practice for secure skip counting to 100.