1216
activity
afroamerican
american
boy
casual
caucasian
children
class
classroom
communication
confident
contact
different
education
elementary
enthusiastic
ethnicity
explaining
few
friends
fun
gesture
girl
group
happy
indoor
joy
kids
knowledge
lesson
listening
math
multiethnic
networking
notes
people
pupil
reply
school
smiling
social
students
studying
taking
teenage
together
trainee
youth