英文關鍵字
skill
imagination
recycling
symbol
children
bio
global
cycle
environmental
signs
sustainable
plastic
object
triangle
contour
innocence
arrow
circle
painting
pollution
protection
save
reduce
friendly
program
green
topview
fingers
child
art
drawing
pencil
background
childhood
education
play
home
preschool
paper
boy
crayon
school
joy
artist
creativity
table
pen
signboard