David Calle
David Calle is a telecommunications engineer and educator known for his YouTube channel Unicoos, which he created in 2011 to provide free educational tutorials in Mathematics, Physics, and Chemistry. With over 260 million views and 1.5 million subscribers, he advocates for organized study habits and the importance of rest during exam preparation.
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Spain:
David Calle is a mathematics expert on Cifras y letras.
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Spain:
David Calle, a telecommunications engineer and teacher, started his YouTube channel Unicoos in 2011 with tutorials for Mathematics, Physics, and Chemistry.
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