Thu Thuỷ 🎭
@thuthuyo
I've heard of an interesting way of practicing memory. Math examples with time. For example: 16:44-13:56=? It's kind of like a crossword puzzle, only mathematical.
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Bùi Vĩ Hào
@buivihao
¿En qué estás invirtiendo actualmente? Ôi chao!
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