Logos Latin 3 Student Workbook - Paperbackby Julie Garfield (Author) Logos Latin 3 is a textbook designed for fifth grade students. It is the third of a four textbook series. Each weekly lesson includes the rigorous vocabulary, chants, derivatives, and worksheets. Logos Latin adds some new features as well: weekly activity pages for each lesson; vocabulary pronunciation for each Latin word; constellation maps; Iulia, Iulius and Saxum become friends your students can follow through learning