英文關鍵字
activity
black
board
boy
challenge
checker
checkers
chessboard
child
childhood
clever
closeup
competition
curiosity
development
draught
education
game
hand
hobby
indoors
ingenious
intellectual
kid
kindergarten
learning
leisure
male
person
play
player
playing
preschooler
schoolboy
serious
smart
sport
strategic
strategy
studying
think
thinking
white
winner
winning
young