https://www.khanacademy.org/ela/9th-and-10th-grade-grammar/xf006c25352e869bb:nouns-9/xf006c25352e869bb:possessive-nouns-9/a/possessive-nouns-grammar-9 2026-07-14T15:00:54.021605571Z Possessive nouns Learn how to use possessive nouns correctly. article https://www.khanacademy.org/humanities/grammar/punctuation-the-comma-and-the-apostrophe/introduction-to-the-possessive/v/possession-for-words-ending-in-s-the-apostrophe-punctuation-khan-academy 2020-06-23T07:22:40Z Possession for words ending in “s” Do words that end in "s" still need _'s_ to show possession? David and Paige explain!   video https://cdn.kastatic.org/googleusercontent/NYUKvp8wpKWzRVZUebGSMPjLVtAhY1sEcZ8i1rwnDOE6xGnI_wkfZeAZyTR_Ta8IrQQYn5V55RVzijjmCqQvlJzp Possession for words ending in “s” Do words that end in "s" still need _'s_ to show possession? David and Paige explain!   https://cdn.kastatic.org/ka-youtube-converted/_GiPxFvUUxs.mp4/_GiPxFvUUxs.mp4 111 Possessive nouns https://www.khanacademy.org/humanities/grammar/punctuation-the-comma-and-the-apostrophe/introduction-to-the-possessive/v/advanced-plural-possession-the-apostrophe-punctuation-khan-academy 2020-06-23T07:22:41Z Advanced (plural) possession Paige and David talk about using apostrophes to show that something belongs to multiple people. video https://cdn.kastatic.org/googleusercontent/-cgmFshhST9hFisrHHJQVV8HUJ1sFSumdPmsAVSD--ghbb0GMYjO-zQBrq5COSR9CI25noMXWYZ7hR0zUbZhAkh6JA Advanced (plural) possession Paige and David talk about using apostrophes to show that something belongs to multiple people. https://cdn.kastatic.org/ka-youtube-converted/2M9cVwj3AtI.mp4/2M9cVwj3AtI.mp4 251 Possessive nouns https://www.khanacademy.org/ela/9th-and-10th-grade-grammar/xf006c25352e869bb:nouns-9/xf006c25352e869bb:possessive-nouns-9/e/possessive-nouns-grammar-9 2026-07-13T19:41:05.916442654Z Possessive nouns Practice using possessive nouns. Amanda Leff exercise https://www.khanacademy.org/humanities/grammar/punctuation-the-comma-and-the-apostrophe/its-vs-its/v/bonus-history-of-the-possessive-apostrophe-the-apostrophe-punctuation-khan-academy 2021-09-02T15:20:35.158460229Z BONUS VIDEO – History of the possessive apostrophe David, Paige, and Jake cover the fascinating history of the possessive apostrophe. Stay tuned for this bonus video! video https://cdn.kastatic.org/googleusercontent/2jG5W4fR3e6Hw5inv9SmLAsyltWORc37spkuLRbbsXKNt_LIrOflVtE0lrhRGbSRHYgWFbHeCyAYegcimiDLJ54t BONUS VIDEO – History of the possessive apostrophe David, Paige, and Jake cover the fascinating history of the possessive apostrophe. Stay tuned for this bonus video! https://cdn.kastatic.org/ka-youtube-converted/BjIPqJ0paXI.mp4/BjIPqJ0paXI.mp4 657 Possessive nouns