Usage Of In, On, At

Front 1

in

Back 1

in the morning
in 2015
in a cafe
in the night
in (direction)
in the fresh air
in my free time
in July
in the winter

Front 2

on

Back 2

on Sunday
on Sunday morning
on weekdays
on next day
on TV
on the internet
on page

Front 3

at

Back 3

at 3 o'clock
at Christmas
at the weekend
at lunch time
at the table
at night
at midday