Math is Fun! Challenge a friend! Pruebas para pensar, frutas
10 originales acertijos que te harán estrujarte los sesos durante horas -si no miras las soluciones-
10 originales acertijos que te harán estrujarte los sesos durante horas -si no miras las soluciones- | La voz del muro
Not a difficult equation but it forces the brain to think differently.
Quiz: Can You Ace This Extremely Difficult Grammar Quiz?
You think English is easy? Try this very well written quiz by Creative Market -
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Once you figure it out you will bang your head on a wall and wonder why you didn't think of that in the first place.
The world turns on symmetry -- from the spin of subatomic particles to the dizzying beauty of an arabesque. But there's more to it than meets the eye. Here, Oxford mathematician Marcus du Sautoy offers a glimpse of the invisible numbers that marry all symmetrical objects. Oxford's newest science ambassador Marcus du Sautoy is also author of The Times' Sexy Maths column. He'll take you footballing with prime numbers, whopping symmetry groups, higher dimensions and other brow-furrowers.