add
b
blackboard
blank
board
business
c
chalk
chalkboard
check
check box
checklist
cross
d
document
education
empty
form
label
learn
lesson
list
meeting
memo
menu
note
notepad
option
plan
project
remind
reminder
report
sign
solution
space
study
success
symbol
tasks
teach
test
text
tick
underscore
vote
white
work
write