英文關鍵字
advanced
aerial
air
assembling
assistant
attractive
boys
caucasian
children
class
constructing
construction
creative
cshoolchildren
drone
education
electronics
engineering
experiment
flying
future
girls
innovation
invention
kids
korean
laboratory
lesson
machine
mechanism
playroom
playtime
process
professional
programming
pupils
quadcopters
robot
robotics
school
science
smart
specialist
students
studying
teacher
technology
teenagers