The Busy Ant Maths programme is based on differentiation, to ensure that each pupil is completely catered for. Using the Progress Guide, teachers can reach every child with support and extension activities, to raise pupil attainment and ensure rapid progression for all children. The Busy Ant Maths programme is based on differentiation, to ensure that each pupil is completely catered for. Using the Progress Guide, teachers can reach every child with support and extension activities, to raise pupil attainment and ensure rapid progression for all children. Written by an expert author team with over 50 years’ combined classroom experience, Busy Ant Maths is a flexible, whole-school mathematics programme that ensures conceptual understanding and mathematical fluency from the start.