Mathematics education uncovered and recovered


Fake maths of mnemonics

Although the mnemonic SOHCAHTOA is not mentioned in the curriculum, nor is it referred to in exam mark schemes, it is hard to find a Maths GCSE textbook or revision guide without SOHCAHTOA. It seems that almost every teacher happily uses it. The abbreviation is intended to help students to memorise the meaning of sine, […]

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