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A Competively  Fun Way to Study and Prep!

Thousands of questions across seven academic subjects from difficult AP-level assessments to middle-school easy-ish ones 

With over 10,000 FREE question sets available for prepping on ClashMates, students from middle school through high school are able to both GET EXPERIENCE tackling subject-level exam practice questions as well as HAVE FUN engaging with their friends, earning achievements, and leveling up as they compete in academic competitions.  ​

ADVANCED SUBJECTS

Currently, practice questions for seven of the College Board's AP exams are available within ClashMates, mapped to each unit of the exam.

AP BIOLOGY

AP CHEMISTRY

  • Unit 1 Chemistry of Life 

  • Unit 2 Cell Structure & Function

  • Unit 3 Cellular Energetics

  • Unit 4 Cell Communication & Cell Cycle 

  • Unit 5 Heredity

  • Unit 6 Gene Expression and Regulation 

  • Unit 7 Natural Selection

  • Unit 8 Ecology

  • Unit 1: Atomic Structure & Properties 

  • Unit 2: Molecular & Ionic Compound Structure & Properties

  • Unit 3: Intermolecular Forces & Properties

  • Unit 4: Chemical Reactions 

  • Unit 5: Kinetics

  • Unit 6: Thermodynamics 

  • Unit 7: Equilibrium

  • Unit 8: Acids & Bases

  • Unit 9: Applications of Thermodynamics

AP  ENVIRONMENTAL SCIENCE

AP  PRECALCULUS

  • Unit 1: Scientific Foundations of Psychology

  • Unit 2: Biological Bases of Behavior

  • Unit 3: Sensation & Perception

  • Unit 4: Learning 

  • Unit 5: Cognitive Psychology

  • Unit 6: Developmental Psychology 

  • Unit 7: Motivation, Emotion & Personality

  • Unit 8: Clinical Psychology

  • Unit 9: Social Psychology

  • Unit 1: Polynomial and Rational Functions

  • Unit 2: Exponential and Logarithmic Functions

  • Unit 3: Trigonmetric and Polar Functions

  • Unit 4: Functions Involving Parameters, Vectors and Matrices

AP  PSYCHOLOGY

AP  U.S. GOVERNMENT & POLITICS

  • Unit 1: Scientific Foundations of Psychology

  • Unit 2: Biological Bases of Behavior

  • Unit 3: Sensation & Perception

  • Unit 4: Learning 

  • Unit 5: Cognitive Psychology

  • Unit 6: Developmental Psychology 

  • Unit 7: Motivation, Emotion & Personality

  • Unit 8: Clinical Psychology

  • Unit 9: Social Psychology

  • Unit 1: Foundations of American Democracy

  • Unit 2: Interactions Among Branches
    of Government

  • Unit 3: Civil Liberties and Civil Rights

  • Unit 4: American Political Ideologies
    and Beliefs 

  • Unit 5: Political Participation

AP  U.S. HISTORY

  • Unit 1: Worlds Collide (1491-1607)

  • Unit 2: The Colonial Era (1607-1754)

  • Unit 3: The American Revolution (1754-1800)

  • Unit 4: A Nation Takes Shape (1800-1848) 

  • Unit 5: A House Divided (1844-1877)

  • Unit 6: The Gilded Age (1865-1898) 

  • Unit 7: The Progressive Era (1898-1945)

  • Unit 8: The Post-War Era (1945-1980)

  • Unit 9: The Modern Era (1980-Present)

INTRODUCTORY SUBJECTS

ALGEBRA

  • Chapter 1: Foundations

  • Chapter 2: Linear Equations

  • Chapter 3: Mathematical Models

  • Chapter 4: Systems of Linear Equations 

  • Chapter 5: Polynomials

  • Chapter 6: Factoring 

  • Chapter 7: Rational Expressions

  • Chapter 8: Roots and Radicals

  • Chapter 9: Quadratic Equations

BIOLOGY

CHEMISTRY

ENVIRONMENTAL SCIENCE

PSYCHOLOGY

U.S. GOVERNMENT & POLITICS

U.S. HISTORY

HARRY POTTER

  • (Beginnings to 1607) Worlds Collide

  • (1607-1754) Colonization & Settlement

  • (1754-1800) Revolution & The New Nation

  • (1800-1848) Expansion, Reform & The Age of Jackson 

  • (1848-1877) Sectionalism, Civil War, & Reconstruction

  • (1877-1898) Industralization & The Gilded Age 

  • (1898-1945) The Progressive Era

  • (1945-Present) Post-War & Modern Eras

  • Book 1: Harry Potter and the Sorcerer's Stone

  • Book 2: Harry Potter and the Chamber of Secrets

  • Book 3: Harry Potter and the Prisoner of Azkaban

  • Book 4: Harry Potter and the Goblet of Fire

  • Book 5: Harry Potter and the Order of the Phoenix

  • Book 6: Harry Potter and the Half-Blood Prince

  • Book 7: Harry Potter and the Deathly Hallows

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