David Costello

Dr David Costello is an author and professional learning facilitator who focuses on mathematics instruction and learning. David has supported teachers in many roles including as a numeracy interventionist, numeracy coach, numeracy leader, and curriculum consultant. A popular speaker at conferences, David has also instructed numerous university courses on curriculum, differentiation, mathematics, and literacy. Currently a vice-principal in Charlottetown, PEI, David is committed to creating more meaningful learning experiences.

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  1. Making Math Stick: Classroom Strategies That Support the Long-term Understanding of Math Concepts

    Making math stick shows teachers how to foster classroom learning experiences that will help students to better understand, retain and apply key maths concepts. The book explores why we need a different approach to teaching maths – one that leads students to a deeper understanding of mathematical concepts that will stick with them long after the test is handed in.

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    A$34.95

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