Steck-Vaughn School Supply's Core Skills series offer parents and educators high- quality, curriculum-based products that reflect the concepts and skills outlined in national standards. The newest title, Core Skills: Phonics, serves to develop another important skill that is the building block of all learning. Core Skills: Phonics books provide skill-specific pages that link phonics with spelling and reading, allowing students to build language skills through integrated activities. In Core Skills: Phonics, you will find: two-page lessons that provide ample opportunity to practice one specific phonics skills.