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As a new IB teacher InThinking has been an invaluable life line. Great ideas, easy to access and gives clarity on the course when I have been feeling overwhelmed. Thank you.

Hannah Payne, Shanghai Community International School, China

Love the fact that things are being updated, and new resources being added from last year to this year. It helped me tremendously, as I taught IB SL & HS exam year for the first time last year, and this year I teach only SL but besides 6 other levels...

Astrid Augat, Spruce Creek High School, USA

This is one of the best websites around for teaching ideas in mathematics - it is challenging, mathematically robust, extends mathematical ideas rather than dumbing them down, is full of pedagogical sense and innovation, and ought to be available intravenously

Anne Watson, Emeritus Mathematics Education, Oxford University,

I have used several of the resources on this site! In addition, the site organization has helped me to better grasp how to organize my coursework... I wish I had more free time to search on the site! I'm grateful that our school paid the subscription...

Kathi Kahoun, Worthington Kilbourne High School, USA