Science | Khan Academy
Learn about all the sciences, from physics, chemistry and biology, to cosmology and astronomy, across hundreds of videos, articles and practice questions.
Overview
Added
March 17, 2026
Subject & domain
science-daily-life · scientific-inquiry-methods
Grade range
Grade 9 (Freshman)–Grade 12 (Senior)
Page kind
Course
Introduction
Khan Academy Science Curriculum Overview
- Core Science Subjects: The platform offers comprehensive courses in Biology, Chemistry, Physics, and Earth/Space Science, utilizing videos, articles, and practice exercises.
- Curriculum Alignment: Content is mapped to NGSS (Next Generation Science Standards) and TEKS (Texas Essential Knowledge and Skills) standards.
- Advanced Placement (AP) Offerings: Specialized courses available for AP Biology, AP Chemistry, and AP Environmental Science.
- Specialized Topics:
- Organic Chemistry: College-level course content.
- Cosmology/Astronomy: Exploration of time, space, plate tectonics, and galaxies.
- Electronics/Engineering: Circuit theory and hands-on projects (e.g., building robots).
- Medicine: Informational resources for students and families (not a substitute for professional medical advice).
- Teacher Resources: Provides unit guides for educators, including teaching strategies, common student misconceptions, and lesson planning support.
- Platform Funding: Khan Academy is a non-profit organization; they are currently seeking to raise $145,000 by May 31 to support free, world-class education.
- Technical Requirements: Users experiencing loading issues are advised to unblock
*.kastatic.organd*.kasandbox.org.
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