Charlie Harber

A step-by-step guide to introducing the 0–100 bead string in your primary maths class. This versatile manipulative simplifies number sense, and later, calculation, making maths engaging and accessible for all.

If children in your class struggle with multiplication, division, fractions and/or percentages, insecure foundations in additive reasoning may be the root cause.

Are children relying on counting on their fingers in KS2 or beyond? Part 1 of this series explores this common barrier with mental maths.

How two primary schools have engaged all children in greater depth thinking to discover and enjoy the beautiful world of mathematics.

Charlie considers how to build curiosity and confidence for ALL children and provides reflection questions around primary maths greater depth provision.

Read one school's journey to teach maths to mixed-age classes.

Charlie Harber explores the thorny issue of differentiation in maths.

Charlie Harber looks at how the bar model can support pupils to answer not just the odd few questions from the KS2 reasoning papers but the many.