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.

Khan Academy's Algebra 1 course is built to deliver a comprehensive, illuminating, engaging, and Common Core aligned experience! **Teaching this course? Check out our [teacher resources] …

Learn seventh grade math aligned to the Eureka Math/EngageNY curriculum—proportions, algebra basics, arithmetic with negative numbers, probability, circles, and more.

Learn fourth grade math—arithmetic, measurement, geometry, fractions, and more. This course is aligned with Common Core standards.

Learn fifth grade math—arithmetic with fractions and decimals, volume, unit conversion, graphing points, and more. This course is aligned with Common Core standards.

Learn early elementary math—counting, shapes, basic addition and subtraction, and more.

Learn second grade math—addition and subtraction with regrouping, place value, measurement, shapes, and more. (aligned with Common Core standards)

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Inspire early learning with Khan Academy Kids - a free educational app with thousands of games, books, and lessons that build core reading, math, and social-emotional skills.

Learn seventh grade math—proportions, algebra basics, arithmetic with negative numbers, probability, circles, and more. (aligned with Common Core standards)