Children writing in copybooks during lesson in classroom
Palabras clave
work,
sharpened,
stress,
lesson,
concentrated,
youth,
integrated,
little,
test,
school,
elementary,
primary,
group,
educate,
classroom,
education,
mark,
desk,
young,
pupil,
exam,
grade,
gym,
concept,
happy,
student,
secondary,
junior,
learning,
people,
class,
caucasian,
children,
cognition,
tied-up,
mate,
pressure,
childhood,
boy,
write,
children,
indoor,
girl,
exam,
children
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