https://www.khanacademy.org/ela/9th-and-10th-grade-grammar/xf006c25352e869bb:punctuation-and-capitalization-9/xf006c25352e869bb:commas-to-separate-items-descriptions-and-clauses-9/a/commas-in-lists-coordinate-adjectives-and-appositives-grammar-9 2026-07-14T15:00:54.021605571Z Commas in lists, coordinate adjectives, and appositives Learn how to use commas to separate items in list, punctuate coordinate adjectives, and set off appositives. article https://www.khanacademy.org/humanities/grammar/punctuation-the-comma-and-the-apostrophe/introduction-to-commas/v/punctuating-a-list-commas-punctuation-khan-academy 2021-09-02T15:20:35.158460229Z Punctuating lists Learn how to use commas to punctuate a written list of people, things, actions, or events.  video https://cdn.kastatic.org/googleusercontent/Q-dml5NQsSo-ctvG0TpPerdwY5KoAVPRNZhFXAyC_ORqv3e0XWGwpUcWX2yBjTxfVdfRJzF4YPpRo1xrLT-YAEg Punctuating lists Learn how to use commas to punctuate a written list of people, things, actions, or events.  https://cdn.kastatic.org/ka-youtube-converted/DBMQOK64VQY.mp4/DBMQOK64VQY.mp4 111 Commas to separate items, descriptions, and clauses https://www.khanacademy.org/humanities/grammar/punctuation-the-comma-and-the-apostrophe/more-ways-to-use-commas/v/bonus-the-oxford-comma-the-comma-punctuation-khan-academy 2021-09-02T15:20:35.158460229Z BONUS VIDEO – The Oxford comma David and Paige tackle the great comma debate of our time: Oxford comma or no Oxford comma?  video https://cdn.kastatic.org/googleusercontent/Y8ZSLlr1cDtnpuD41CWBeDB_rig4QrFwp-MtlihxXvcjPyFdtSL_uX5zb1PYsy3mB_HvqXzdQVvV9dtjMD2Mdww BONUS VIDEO – The Oxford comma David and Paige tackle the great comma debate of our time: Oxford comma or no Oxford comma?  https://cdn.kastatic.org/ka-youtube-converted/_i8TVzaMZ8Q.mp4/_i8TVzaMZ8Q.mp4 223 Commas to separate items, descriptions, and clauses https://www.khanacademy.org/humanities/grammar/punctuation-the-comma-and-the-apostrophe/more-ways-to-use-commas/v/appositives-the-comma-punctuation-khan-academy 2023-09-19T21:32:47.781412264Z Appositives David and Paige explain appositives, noun phrases that clarify or redefine another noun, and how to use commas to set them off in sentences. "My favorite snack, the cookie cat, is back in stock!" is a sentence that uses an appositive. video https://cdn.kastatic.org/googleusercontent/VYcL4adpa5QsJKShRlG8N7FLrLlUQs4LUpB2aUzErWNA5cnWPaeE_i_qXlFC-j19Ka7lXW1e6honEBbmhuF66AM2 Appositives David and Paige explain appositives, noun phrases that clarify or redefine another noun, and how to use commas to set them off in sentences. "My favorite snack, the cookie cat, is back in stock!" is a sentence that uses an appositive. https://cdn.kastatic.org/ka-youtube-converted/QFcaUTd8DgY.mp4/QFcaUTd8DgY.mp4 180 Commas to separate items, descriptions, and clauses https://www.khanacademy.org/ela/9th-and-10th-grade-grammar/xf006c25352e869bb:punctuation-and-capitalization-9/xf006c25352e869bb:commas-to-separate-items-descriptions-and-clauses-9/e/g9-g10-commas-in-lists-coordinate-adjectives-and-appositives 2026-07-13T19:41:05.916442654Z Commas in lists, coordinate adjectives, and appositives Practice punctuating lists, coordinate adjectives and appositives! David Rheinstrom exercise https://www.khanacademy.org/humanities/grammar/punctuation-the-comma-and-the-apostrophe/commas-in-space-and-time/v/commas-and-introductory-elements-the-comma-punctuation-khan-academy 2020-06-23T07:22:40Z Commas and introductory elements In English, you use commas to separate introductory elements from the rest of a sentence. Find out how with David and Paige!  video https://cdn.kastatic.org/googleusercontent/EE4DegQuj4N0ECYPbzkZ0XDpvSl3PhM5vqKOW7yd6zbKKRDS4QUzNpGYCICXAVaOoXamHYxchyh181j69q-jN8PM Commas and introductory elements In English, you use commas to separate introductory elements from the rest of a sentence. Find out how with David and Paige!  https://cdn.kastatic.org/ka-youtube-converted/NvGBug8iORE.mp4/NvGBug8iORE.mp4 275 Commas to separate items, descriptions, and clauses https://www.khanacademy.org/ela/9th-and-10th-grade-grammar/xf006c25352e869bb:punctuation-and-capitalization-9/xf006c25352e869bb:commas-to-separate-items-descriptions-and-clauses-9/a/commas-in-introductory-elements-grammar-9 2026-07-14T18:30:40.92487512Z Commas in introductory elements Learn the rules around using commas in introductory elements. article https://www.khanacademy.org/ela/9th-and-10th-grade-grammar/xf006c25352e869bb:punctuation-and-capitalization-9/xf006c25352e869bb:commas-to-separate-items-descriptions-and-clauses-9/a/commas-in-compound-sentences-grammar-9 2026-07-14T18:30:40.92487512Z Commas in compound sentences Learn the rules for using commas in compound sentences. article https://www.khanacademy.org/ela/9th-and-10th-grade-grammar/xf006c25352e869bb:punctuation-and-capitalization-9/xf006c25352e869bb:commas-to-separate-items-descriptions-and-clauses-9/a/commas-in-complex-sentences-grammar-9 2026-07-14T15:00:54.021605571Z Commas in complex sentences Learn how to use commas to punctuate complex sentences. article https://www.khanacademy.org/ela/9th-and-10th-grade-grammar/xf006c25352e869bb:punctuation-and-capitalization-9/xf006c25352e869bb:commas-to-separate-items-descriptions-and-clauses-9/e/commas-in-introductory-elements-compound-sentences-and-complex-sentences-9 2026-07-13T19:41:05.916442654Z Commas in introductory elements, compound sentences, and complex sentences Practice using commas in introductory elements, compound sentences, and complex sentences David Rheinstrom exercise https://www.khanacademy.org/ela/9th-and-10th-grade-grammar/xf006c25352e869bb:punctuation-and-capitalization-9/xf006c25352e869bb:commas-to-separate-items-descriptions-and-clauses-9/e/commas-mixed-practice 2026-07-13T19:41:05.916442654Z Commas | Mixed practice Practice using commas to punctuate addresses, dates, tag questions, direct address, yes/no statements, lists, coordinate adjectives, appositives, introductory elements, compound sentences, and complex sentences. David Rheinstrom exercise