blank back
blue
boy
boys
bright
brother and sister
child
children
childrens
close up
cross
elementary school students
empty
girl
going to school
infant
intersection
note
outdoor
pentagon
person
pict
pictogram
pictograph
regulations
road signs
rule
safety
safety measures
school
school zone
signs
simple
sunny
symbol
traffic
traffic safety
traffic signs
up
warning
white
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