4th Grade Phonics workbooks for kids ages 9+ Support your child's educational journey with Spectrum's 4th Grade Word Study and Phonics Workbook that teaches primary phonics skills to fourth graders. Grade 4 Phonics Workbooks are a great way for children to learn phonics skills such as diphthongs, synonyms and antonyms, dictionary skills, vocabulary, and more through a variety of learning activities that are both...