Themes: Mystery, Fiction. Phonics Skill: Prefixes. A high school student is surprised when one of the leaders of the popular crowd invites her into their inner circle. But the next invitation she gets is even more mysterious. Support striving readers with these low-level, age-respectful decodable books. Phonics Decodable Readers feature words from basic phonics rules, plus specific pattern words. All books feature a glossary, and nonfiction books include technical vocabulary and definitions to help set striving readers up for success. Each book is 48 pages.