Stamp numbers, letters, the alphabet, words, and sentences with this complete set of 3 alphabet and number stamps. Perfect for learning numbers, practicing math, learning letters, spelling, sentence building, and craft time! Assists in early number and letter recognition and letter-sound correspondence. Includes numbers, math symbols, letters, and punctuation marks to provide a hands-on way to practice math and building complete sentences. Stamps measure approximately 0.625 inches each. Includes 3-case set.