https://www.khanacademy.org/ela/5th-grade-reading-and-vocab/xb350e60168d6e96f:integration-of-knowledge-and-ideas-long-passage-practice-5/xb350e60168d6e96f:integration-of-knowledge-and-ideas-reading-informational-texts-5/a/become-a-stronger-reader-activate-background-knowledge-5th 2026-05-21T11:40:40.471298507Z Become a stronger reader: Activate background knowledge Improve your understanding by activating background knowledge. article https://www.khanacademy.org/ela/5th-grade-reading-and-vocab/xb350e60168d6e96f:integration-of-knowledge-and-ideas-long-passage-practice-5/xb350e60168d6e96f:integration-of-knowledge-and-ideas-reading-informational-texts-5/e/astronaut-ellen-ochoa-5 2026-05-21T11:40:40.471298507Z Astronaut Ellen Ochoa Integrated skills practice Hannah Chorley exercise https://www.khanacademy.org/ela/5th-grade-reading-and-vocab/xb350e60168d6e96f:integration-of-knowledge-and-ideas-long-passage-practice-5/xb350e60168d6e96f:integration-of-knowledge-and-ideas-reading-informational-texts-5/e/packing-for-mars-for-kids-5 2026-05-21T11:40:40.471298507Z Packing For Mars For Kids Integrated skills practice Heather M. Meston exercise