10
812
activity
african
attention
black
child
classroom
communication
concentration
cooperation
course
education
emotions
european
female
focused
friendly
group
indoor
information
intelligence
interaction
interior
italian
kids
knowledge
lecture
lecturer
lesson
listening
males
multiracial
notepads
noting
occupation
people
pupils
school
sitting
studying
summary
teacher
together
training
tutorial
white
young