african
american
angle
asian
back
backpack
bag
boys
break
caucasian
childhood
children
classmates
confident
copy
elementary
end
energetic
energy
ethnic
ethnicity
fifth
friends
friendship
full
fun
girls
grade
group
happy
hispanic
home
late
low
medium
multi
people
primary
recess
row
rucksack
school
schoolchildren
space
term
time
usa
view
youth