Children can build new words on this magnetic board as they discover new letter patterns. The phonics progression teaching guide is included to introduce new letters week by week. The letters are color-coded and include vowels, consonants, digraphs, vowel digraphs, changeable vowel sounds, r-controlled and split digraphs. The letters can also be used with Rainbow Phonics Word Farm and Word City Learning Landscape boards. Complete words and form sentences with this phonics magnetic letter set in a self-contained box with a pop-up magnet board. Details: 6.5" x 6.5" x 1.5" Magnetic foam letters with unique built-in magnetic board Contains 84 different letter pattern components Comes with handy week by week activity guide For ages 4 and up Grades K-2