assignment
busywork
chalk talk
chare
charge
chore
commission
discourse
disquisition
duty
errand
exercise
exposition
fish to fry
harangue
homily
instruction
job
job of work
labor
lecture
lecture-demonstration
lesson
make-work
matters in hand
mission
moral
moral lesson
morality
moralization
object lesson
odd job
piece of work
preachment
prep
preparation
project
recital
recitation
sermon
service
set task
skull session
stint
talk
task
teaching
things to do
work
school assignment
schoolwork
classwork
housework
paperwork