door - lock - open
key
play - bounce - throw
ball
wood - lead - eraser
pencil
words - pages - spine
book
subject - school - living
Biology
small - chopsticks - white
rice
fly - airport - travel
plane
milk - sour - white
yoghurt
cocoon - leaves - butterfly
caterpillar
color - sun - rain
rainbow
head - rest - bed
pillow
fun - play - people
game
teeth - paste - clean
toothbrush
smoke - ash - mountain
volcano
bed - night - tired
sleep
clock - hour - minute
hand
spice - sweet - white
sugar
fruit - sweet - yellow
pineapple
clear - healthy - glass
water