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 students succeed in math, biology, chemistry, physics, history, economics, finance, grammar, and many other topics.
Overview
Added
March 18, 2026
Subject & domain
math · number-theory-arithmetic
Grade range
Kindergarten–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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