Free Audio Lessons

Short, ~3-minute spoken explanations for popular school topics — listen on the way to school, then test yourself with a free 10-question quiz. No account needed to listen or try the quiz.

Math

Algebra 1 Essentials in 3 Minutes

Algebra 1

Geometry Proofs in 3 Minutes

Geometry

Pre-Calculus Essentials in 3 Minutes

Pre-Calculus

Multiplication Facts in 3 Minutes

Multiplication

Fractions and Decimals in 3 Minutes

Fractions & Decimals

Statistics Basics in 3 Minutes

Statistics

Science

Biology Essentials in 3 Minutes

Biology

Cell Biology in 3 Minutes

Cell Biology

The Periodic Table in 3 Minutes

Chemistry

Chemical Reactions in 3 Minutes

Chemistry

Forces and Motion in 3 Minutes

Physics

Earth Science in 3 Minutes

Earth Science

Anatomy and Physiology in 3 Minutes

Anatomy & Physiology

History & Social Studies

US History Highlights in 3 Minutes

US History

World War 2 in 3 Minutes

World History

The American Revolution in 3 Minutes

US History

World Capitals in 3 Minutes

Geography

Civics and Government in 3 Minutes

Civics

Ancient Civilizations in 3 Minutes

World History

English & Languages

Grammar and Punctuation in 3 Minutes

English Grammar

Middle School Vocabulary in 3 Minutes

Vocabulary

To Kill a Mockingbird in 3 Minutes

Literature

Romeo and Juliet in 3 Minutes

Shakespeare

Spanish Verb Conjugation in 3 Minutes

Spanish

Reading Comprehension in 3 Minutes

Reading

Exam Prep

SAT Math Strategy in 3 Minutes

SAT Prep

SAT Reading and Writing in 3 Minutes

SAT Prep

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