agree

answer

approval

bad

blackboard

chalk

chalkboard

characters

check

checkbox

choice

choose

classroom

confirmation

confusion

contrast

correct

decide

democracy

education

election

elementary

examining

formula

good

handwriting

letter

math

message

motivation

number

opinion

positive

presentation

question

right

school

select

strategy

student

study

tag

teacher

test

thinking

vote

word

write

yes