機器
candid
caucasian
child
childhood
classroom
cooperation
craft
creative
creativity
cute
development
digital
education
electronic
engineering
equipment
ethnicity
futuristic
girl
hobby
indoors
innovation
intelligence
kid
laboratory
learning
leisure
lesson
little
logo
modern
pensive
play
progress
project
robot
robotics
school
science
skill
student
teamwork
technology
toy
welding
wires
workshop
young