Real World Non-Fiction Hi-Lo Decodables Phase 6The Phase 6 (Suffixes) readers introduce a rich vocabulary at a fluent level that includes embedded words with suffixes. These readers guide students week by week, offering a text based context to consolidate emerging reading skills and boost confidence in their fluency. 12 books at the Phase 6 level. Discoveries and Inventions topics with a rich variety of historical, scientific and modern photography within each book. Grade K Interest Level 6+ yrs