6yearold
7yearold
8yearold
9yearold
age
boys
challenge
children
cute
fine
friends
girl
group
holding a toothbrush
illustration
japanese people
kids
laugh
lifestyle
line art
medical
more than one
my daughter
my son
person
polish
primary school student
simple
smile
teeth
they brush their teeth
tooth decay prevention
toothbrush
toothpaste
upper body
white back
white background