Understanding letter sounds is an essential piece to the reading proficiency puzzle. Spectrum Phonics for kindergarten guides children through letter recognition, consonant sounds, short vowel sounds, and alphabetical order. Filled with engaging exercises in a progressive format, this series provides an effective way to reinforce early language arts skills. --Mastering language arts is a long processÑstart with the basics. Spectrum Phonics is here to help children begin a successful journey to reading proficiency. With the help of this best-selling series, your child will improve early language arts skills through practice and activities that focus on phonics, structural analysis, and dictionary skills.