Highly motivating differentiated Student Books develop confidence, fluency and problem-solving, supporting progression: Full ability range: Pi (Tier 1), Theta (Tier 2) and Delta (Tier 3)Unit structure based on mastery lessons, formative test, consolidation and extension lessons and a summative unit testReflection (metacognition) is explicitly encouraged to build perseverance and confidenceSTEM and Finance lessons highlight these important links to using maths in real lifeReasoning and Problem-solving are nurtured in preparation for progressing to GCSE. If you're an institution you can get the answers for this book as a free download.If you are a parent or tutor please contact customer services at customersolutions@pearson.com who will send you the download directly. - from Amzon