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Popular Classes

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AP

AP Biology

AP Biology is the equivalent of a two-semester college introductory biology course. You'll explore the core principles of biological systems — from molecular genetics and cell biology to ecology and evolution — using scientific inquiry and data analysis.

3 questions5 tips3 hours 15
∑
GCSE

GCSE Mathematics

GCSE Mathematics is a compulsory qualification taken by nearly all students in England at age 15–16. It covers number, algebra, ratio, geometry, probability, and statistics across two tiers: Foundation (grades 1–5) and Higher (grades 4–9).

2 questions5 tips4 hours 30
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SAT/ACT

SAT Math

The SAT Math section is a digital adaptive test covering algebra, problem solving, data analysis, advanced math, and geometry/trigonometry. It accounts for 50% of your total SAT score and is the primary math qualification for US college admissions.

2 questions4 tips70 minutes (Math
🏛
AP

AP US History

AP US History traces American history from pre-Columbian societies to the present. The course emphasizes historical thinking skills — causation, contextualization, comparison, and argumentation — as much as factual content.

2 questions5 tips3 hours 15
📚
AP

AP Psychology

AP Psychology introduces the scientific study of behavior and mental processes. Units cover biological bases of behavior, sensation, perception, states of consciousness, learning, cognition, motivation, emotion, development, personality, testing, abnormal psychology, and social psychology.

1 questions5 tips2 hours
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AP

AP Chemistry

AP Chemistry is the equivalent of two semesters of college general chemistry. Topics span atomic theory, molecular structure, thermodynamics, kinetics, equilibrium, and electrochemistry, with a strong emphasis on mathematical reasoning and conceptual explanation.

2 questions5 tips3 hours 15
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Cambridge

Cambridge A-Level Physics

Cambridge International A Level Physics provides a thorough grounding in the physics of mechanics, waves, electricity, magnetism, thermal physics, nuclear physics, and modern physics. It develops both theoretical understanding and experimental skills.

1 questions4 tips5 hours total
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IB

IB Math: Analysis & Approaches HL

IB Math AA HL is one of the most challenging high school math courses in the world. It covers advanced algebra, functions, trigonometry, calculus, statistics, probability, and — uniquely — formal mathematical proof. Designed for students who love mathematics for its own sake.

1 questions5 tipsPaper 1 +
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Cambridge

English General Paper

Cambridge International AS Level General Paper challenges students to think critically and argue persuasively about global contemporary issues. Unlike other A-Level subjects, GP rewards broad awareness, logical reasoning, and clarity of written argument above subject knowledge.

3 questions6 tips3 hours total
SAT & ACT PREP

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Digital SATACT (all sections)PSAT/NMSQTBigger flashcard decksLonger practice sets
Prep for the Digital SATPrep for the ACTBrowse all SAT/ACT

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