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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.
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Log in to Khan Academy to get started! 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 providing a free, world-class education for anyone, anywhere.
Khan Academy's Mathematics 1 course is built to deliver a comprehensive, illuminating, engaging, and Common Core aligned experience!
- Middle school biology - NGSS. Learn biology using videos, articles, and NGSS-aligned practice. Review the fundamentals of cell biology, organism growth and reproduction, photosynthesis, cellular respiration, ecology, genetics, evolution, and natural selection.
- Middle school Earth and space science - NGSS. Learn Earth and space science using videos, articles, and NGSS-aligned practice. Review the fundamentals of space systems, weather and climate, Earth's history and systems, and human impacts.
- Middle school physics - NGSS. Learn physics using videos, articles, and NGSS-aligned practice exercises. Review the fundamentals of motion, forces, energy, and waves.
- High school biology. Biology foundations: High school biology. Cells: High school biology. Energy and transport: High school biology. Reproduction and cell division: High school biology.
Khan Academy offers 10,000+ videos and interactive lessons in maths, science, economics, computing and more. Learn anything you want, at your own pace, for free.
Mar 11, 2024 · Study math, science, economics, finance, grammar, history, government, politics, and much, much more. - Sharpen your skills: Practice exercises, quizzes, and tests with instant feedback and...
Khan Academy's Algebra 1 course is built to deliver a comprehensive, illuminating, engaging, and Common Core aligned experience!
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