Learn for free about math, art, computer programming, economics, physics, chemistry, biology, medicine, finance, history, and more. Khan Academy is a nonprofit with the mission of …

Aprende gratuitamente sobre matemáticas, arte, programación, economía, física, química, biología, medicina, finanzas, historia y más. Khan Academy es una organización sin fines de …

Did you know? Regardless of who you are, mastering even just one more skill on Khan Academy results in learning gains.

免费学习数学, 美术, 计算机编程, 经济, 物理, 化学, 生物, 医学, 金融, 历史等学科. 可汗学院是一个旨在为任何地方、任何人提供免费的、世界一流教育的非盈利组织.

You’ll want Khan Academy’s unit guides in your toolkit. Developed by our learning experts, each guide includes student misconceptions, top teaching strategies, and step-by-step suggestions …

Aprenda Matemática, Artes, Programação de Computadores, Economia, Física, Química, Biologia, Medicina, Finanças, História e muito mais, gratuitamente. A Khan Academy é uma …

With practice exercises, instructional videos, and a personalized learning dashboard, Khan Academy empowers learners to study at their own pace, both in and out of the classroom.

In this section of Khan Academy, you'll learn about the brain-bending vastness of time and space. We go from plate tectonics here on Earth to entire galaxies and beyond.

Khan Academy's Algebra 1 course is built to deliver a comprehensive, illuminating, engaging, and Common Core aligned experience! **Teaching this course? Check out our [teacher resources] …

Ucz się za darmo matematyki, sztuki, programowania, ekonomii, fizyki, chemii, biologii, medycyny, finansów, historii i wielu innych. Khan Academy jest organizacją non-profit z misją …