Como contar até 1000 com as duas mãos
4:30
How high can you count on your fingers? (Spoiler: much higher than 10) - James Tanton
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How secure is 256 bit security?
23:46
How To Count Past Infinity
12:51
I Can Twist My Eye Around Its Pupil (And So Can You)
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Marty Lobdell - Study Less Study Smart
15:08
What does it feel like to invent math?
20:57
But what is the Fourier Transform? A visual introduction.
4:37