ahead
around
binocular
blue
boy
child
childhood
coast
concentrate
concept
curious
distance
educational
find
focus
focused
glass
horizon
horizontal
kid
knowledge
line
little
look
observing
one
optic
optical
people
perceiving
school
sea
search
see
seek
shows
side
single
small
student
study
summer
telescope
telescopic
viewing
watch
white
young
youth
youthful