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. …

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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.

Covering subjects from kindergarten through early college, including math, science, reading, computing, history, art history, economics, financial literacy, SAT, MCAT, and more, Khan …

通过我们免费又有趣的教学方案，让二到八岁的孩子获得受益终生的学习和探索精神。 下载我们的应用！ 孩子们会爱上学习。 五个奇异的角色带领孩子们进行活动和阅读故事，使得学习过程 …

KHSN (1230 AM, "SportsRadio AM1230") is a radio station licensed to serve Coos Bay, Oregon, United States. The station, which began broadcasting in March 1928, is currently owned by …

Khan Academy offers free educational resources for all ages and subjects, including math, science, and history.

可汗学院 (Khan Academy)，是由孟加拉裔美国人 萨尔曼·可汗 创立的一家教育性 非营利组织，主旨在于利用网络影片进行免费授课，现有关于数学、历史、金融、物理、化学、生物、天文学 …

网易公开课汇集清华、北大、哈佛、耶鲁等世界名校共上千门课程，覆盖科学、经济、人文、哲学等22个领域，在这里你可以开拓视野看世界，获取有深度的好知识。

大家好，今天分享1个学习类的网站-- 可汗学院 /Khan Academy，它是由孟加拉裔美国人 萨尔曼·可汗 所建立的一家非盈利机构，初衷是为所有人提供免费的一流教育。 为了让同学们能够短平 …