Magazine article Mathematics Teaching


Magazine article Mathematics Teaching


Article excerpt

Twin, twist, twice, twill, twig, twilight

duet, dual, duplicate, dialogue, duel, double,

dubious, divide


dispute, discord, discipline

bicycle, biscuit, bisque, binocular, binary,

bisect, between

amphitheatre, ambiguous



put two and two together

two heads are better than one

two's company, three's a crowd

There are special words for pairs of things: yoke of oxen, brace of partridges, twin brothers, musical duets. But in a sense, two does not yet signify multitude. Think about the proverb, one's two few and three's too many. This relates to the Sumerian number sequence. One and two meant man and woman respectively. Even numbers are traditionally held to be female. …

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