COLOR-CODED FOR EASY IDENTIFICATION: Rods are color-coded by phonics: vowels consonants silent "e" consonant blends vowel digraphs and word family chunks. STUDENT TESTED TEACHER APPROVED: Great classroom kit for small groups independent learning or writing stations. Kids practice word work grammar vocabulary and writing. Manufacturered by hand2mind. SUPPLEMENT SKILLS AT HOME: Ideal for early reading and writing practice homework help or for use during breaks and weekends. EXCELLENT VALUE WITH EVERYTHING YOU NEED: Includes 142 linking cubes. INCREASE LITERACY: Practical way to develop learning decoding word building and spelling skills with this hands-on literacy tool. IMPROVE RETENTION: 75% of content is retained when learning hands-on. GROWING MINDS WITH HANDS-ON LEARNING: For over 50 years hand2mind has encouraged hands-on learning and discovery driving deeper understanding and helping students unlock their full potential.