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Dr James Tanton and Dr Jennifer Chang Wathall


Trigonometry Made Human! December 2020
How Not to Teach it Backwards!
Dr James Tanton and Dr Jennifer Chang Wathall Dr James Tanton and Dr Jennifer Chang Wathall
$197
Trigonometry Made Human! September-October 2020
How Not to Teach it Backwards!
Dr James Tanton and Dr Jennifer Chang Wathall Dr James Tanton and Dr Jennifer Chang Wathall