First Day of School Board | Made in USA | 12 in x 12 in | 2-Sided, with Chalk Marker, Magic Eraser, My First Day of Kindergarten SignsFirst Day of School Board Made in USA 12 in x 12 in 2 Sided, with Chalk Marker, Magic Eraser, My First Day of Kindergarten Signs Your search for the perfect chalkboard is over! The First Day of School Boards by Chalk Stix are 2 sided, non porous photo prop boards with a special surface formulated for use with chalk markers or regular chalk. That means you can fill in the boards, then erase it with water and a cloth. Use your boards year after year,