Khan Academy is a nonprofit providing a free, world-class education for anyone, anywhere. Our interactive practice problems, articles, and videos help students succeed in math, biology,...

Our new middle school chemistry course launches in July 2025, but we couldn’t wait to share it! Videos like this one are rolling out over the next few months to give you a sneak peek of what’s to...

Khan Academy est une organisation à but non lucratif visant à changer l'éducation pour le mieux en fournissant une éducation de classe mondiale libre pour tous, partout. Vous êtes ici sur la ...

2024年7月2日 · Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now! https://www.khanacademy.org/science/highschool-physics/x6679aa2c...

Khan Academy is a nonprofit organization with the mission of providing a free, world-class education for anyone, anywhere. We offer quizzes, questions, instr...

Learn to count with Khan Academy Kids, our early learning app for preschool through 2nd grade. Peck the bird introduces children to the numbers 1-20 for a fun and educational counting...

2024年12月15日 · When asked "how has Khan Academy impacted your life", thousands of learners from around the world responded. Here is what they had to say. Your education is our top priority. Thank you for...

Created by experts, Khan Academy’s library of trusted, standards-aligned practice and lessons covers math K-12 through early college, grammar, science, history, AP®, SAT®, and more. It’s all free for learners and teachers.

2023年2月3日 · In order for all Khan Academy material to be available to your students, please whitelist (or ask your District IT Administrator to whitelist) the following URLs: googlevideo.com (however, youtube.com should also be blacklisted if you don’t want to make general YouTube videos available to students!)

2011年6月23日 · Now his online Khan Academy offers more than 2,100 videos and attracts scads of teachers and students. And some adventurous school districts are trying to bring Khan's approach into the...