英文關鍵字
alone
anti
antistress
background
ball
bore
boy
childhood
clicker
cube
desk
detailed
energy
entertainment
fidget
fidgeting
finger
focus
fun
gadget
game
glide
hand
happy
head
hobby
holding
kickstarter
modern
movement
object
objects
one
plastic
play
popular
relax
relaxation
relaxing
reliever
relieving
roller
romsvetnik
rotating
spin
spinner
stress
toy
young