Khan Academy - YouTube
Khan Academy is a nonprofit providing a free, world-class education for anyone, anywhere. Our interactive practice problems, articles, and videos help studen...
Overview
Added
March 18, 2026
Subject & domain
biology · human-biology-physiology
Grade range
Grade 6–Grade 12 (Senior)
Page kind
Video
Keywords
"free online classes" "math tutorials" "science tutorials" "online education" "video classes" "arts and humanities videos" "online lessons" "online learning"
Introduction
Khan Academy Overview
- Mission: Providing a free, world-class education for anyone, anywhere.
- Organization Type: Nonprofit.
- Educational Resources: Offers interactive practice problems, articles, and instructional videos.
- Target Audience: Students globally.
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