Khan Academy Kids (只适用于手机、平板终端APP) 要注册,免费,可以捐款 ➡️今天重点介绍可汗学院的庞大学科支持体系,尤其是数理化生! Khan Academy (有APP、有网页版) 要注册,免费,可以捐款 Khan Academy网页设计简单干净,没有那些花里胡哨的广告,只有知识的陈列,视觉效果非常舒适。从数学、物理、化学、生物、...
Discover Khan Academy, a non-profit platform offering free, world-class education through engaging courses, empowering learners to achieve their academic goals anywhere, anytime.
(CBS News) Sal Khan is a math, science, and history teacher to millions of students, yet none have ever seen his face. Khan is the voice and brains behindKhan Academy, a free online tutoring site that may have gotten your kid out of an algebra bind with its educational how-to videos....
Khan Academyis a free database of educational videos that contains guiding imagery, notes, and lectures on a wide range of academic topics. It is particularly useful for explaining both simple and complex math and scientific concepts – and their selection is always growing.Khan Academyalso feature...
Khan Academy began as a website predominantly for math and pre-algebra and has grown to include science and the humanities. It is also a fantastic resource for students who want to learn more about economics, personal finance, and language arts. Levels of study include primary, high school, ...
This is, a wiki dedicated toSalman Khan'sacademy. We coverKhan Academy's history, organization, culture and much more. This wiki is free to be edited by anyone, though we encourage you tolog inorto experience the full content of this site. Please note that this site is undergoing many ...
“ Light.Runner.Explorer has assisted the community by constantly updating the leaderboards for a long time. Because of this and other service to the wiki we are pleased to honor them as the current Featured User on the Khan Academy Wiki. ” Recent...
The SAT Math section emphasizes algebra more than ACT Math does, so Khan Academy's SAT prep resources,specifically the Heart of Algebra and Passport to Advanced Mathematics sections, have a lot of material to help you study algebra.Khan Academy also has additional algebra videos under its Math ...
000 per student per year on K-12 public education. Kids spend about 180 days in school and the school day is roughly 6.5 hours long. So doing the math, that equates to $13 per student per hour. At Khan Academy, in contrast, it costs about 30 cents per hour. That’s 40 ...
Algebra Arithmetic Data Analysis Geometry No higher-level math subjects, such as calculus, are tested. Most questions are multiple choice; however, there will also be a handful of numeric entry questions on the exam where you have to enter in the answer you believe is correct. Khan Academy GR...