This is a Reading Decoding lesson plan that uses word origins, and root words to decode vocabulary in Social Studies. The lesson plan follows the 5E Lesson Plan model. The 5 Es are Engagement, Exploration, Explanation, Elaboration, and Evaluation. The plan uses poetry to enforce vocabulary, however, any reading passage can apply to this lesson plan. The lesson plan applies to Texas Essential Knowledge and Skills (TEKS) and the Common Core Standards. The lesson is designed for the average student, however it includes differentiated lesson plan ideas. The lesson plan is designed for 5th grade however it can be adjusted to any grade level. The activities are responsive and able to be adapted to different types of reading. The reading objectives include: Students will be able to understand new vocabulary in reading and writing; determine the meaning of grade-level academic English words derived from Latin, Greek or other linguistic roots; determine the meaning of grade-level academic English words derived from Latin, Greek or other linguistic affixes. TEKS, Common Core Standards, fluency, reading skills, reading strategies, vocabulary, differentiated instruction, prior knowledge, informal assessment, internet resources, informational text, fiction, nonfiction, journal, journal writing, fluent, whisper read, word emphasis, word origin, on-level reading, root words, guided reading, affixes, prefixes, suffixes Latin word origins, Greek word origins, history, social studies.