Phase 3 Essentials Classroom KitContains six copies of every title. Includes fiction and nonfiction titles from two complementary sets. Expands decodable reader collection and adds variety. Second set mirrors the same scope and sequence for consistency. Introduces the next 22 letter sounds in the progression. Uses only decodable regular words according to a weekbyweek progression and includes tricky words. Employs a strictly controlled, letterbyletter vocabulary progression.