GRADE K-4
GRADE 5-6
GRADE 7-8
GRADE 9-12
SPANISH
TECH
TEACHER
Teacher Sign Up
Sign In
Teacher Sign Up
Sign In
GRADE K-4
GRADE 5-6
GRADE 7-8
GRADE 9-12
SPANISH
TECH
TEACHER
T
T
GRADE K-4
GRADE 5-6
GRADE 7-8
GRADE 9-12
SPANISH
TECH
TEACHER
Teacher sign up
Sign In
Daily Quiz: May 04, 2015
How long ago did Grand Rapids, Michigan begin adding fluoride to drinking water?
50 years ago
60 years ago
70 years ago
80 years ago
You must be
signed in
to take the quiz.
ADVERTISEMENT
WHAT DO YOU SEE?