The set includes 4 core subject words assembled from 25 pieces to create reading, writing, math, and science signs for your learning space, and school-themed cut-outs like books, pencils, and a magnifying glass. Use the bulletin board sets to create wall signs for centers, or writing, reading, math, and science classes, or sections of your learning space. Each letter in the set ranges in size from 6" x 7" to 5.3" x 5.3", with additional accents ranging from 8" x 2.5" to 6" x 6"—perfect for decorating bulletin boards, chalkboards, and other visual displays with ease. Total 37-pieces.