Teach and keep track of the days of the week and month with a 83 piece Eureka Bulletin Board Set. Set includes: 1 Giant Calendar (measuring 17'' x 24''), 12 Month Headings (each measuring 16'' x 2 1/2''), 33 Dates and 37 Special Days (each measuring 2 1/4'' x 2 1/4''). Back to School Classroom Supplies.