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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.
Aprende gratuitamente sobre matemáticas, arte, programación, economía, física, química, biología, medicina, finanzas, historia y más. Khan Academy es una organización sin fines de lucro, con la misión de proveer una educación gratuita de clase mundial, para cualquier persona en cualquier lugar.
Grammar is the collection of rules and conventions that make languages go. This section is about Standard American English, but there's something here for everyone.
22 de mar. de 2016 · Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now: https://www.khanacademy.org/humanities/grammar/parts-of-speech-...
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.
Khan Academy provides teachers with data on how their students are doing so they can identify gaps in learning and provide tailored instruction.
17 de abr. de 2020 · Want to learn how to use Khan Academy to best support your ELL students? This is your chance to get advice directly from an expert Khan Academy ELL teacher! ...more.
