A teacher demonstrating a physics concept using practical examples.
Palabras clave
adult,
adults only,
atom,
back to school,
book,
brazil,
calculating,
cheerful,
chemistry,
children,
class,
classroom,
computer,
confidence,
creativity,
cyberspace,
daughter,
discovery,
diversity,
education,
happiness,
high school,
holding,
horizontal,
indoor,
innovation,
intelligence,
learning,
lifestyle,
male,
mathematic,
one person,
people,
photo,
physics,
prof,
science,
standing,
student,
teacher,
teaching,
technology,
university,
working
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