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- 41,991practice questions
- 16courses
- 1,135skills
- 4subjects
- 5,118real-world scenarios
Math
14,051 questions
Usually grade 9
Algebra I
Linear and exponential models, equations, inequalities, functions and polynomials.
3,070questions · 75 skills
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Usually grade 10
Geometry
Congruence, similarity, proof, circles, coordinates, volume and right-triangle trigonometry.
2,766questions · 68 skills
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Usually grade 11
Algebra II
Polynomial, rational, radical, exponential and logarithmic functions, complex numbers and statistics.
2,854questions · 70 skills
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Usually grade 12
Pre-Calculus
Functions, trigonometry, vectors, matrices, sequences and a first look at limits.
2,879questions · 71 skills
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Usually grade 12
Statistics
Data, probability, inference and modeling with data.
2,482questions · 65 skills
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English
5,504 questionsScience
11,711 questions
Usually grade 9
Biology
Cells, genetics, evolution, ecosystems and the human body.
3,112questions · 78 skills
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Usually grade 10
Chemistry
Matter, atoms, bonding, reactions, gases, solutions and energy.
2,921questions · 74 skills
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Usually grade 11
Physics
Motion, forces, energy, waves, electricity and magnetism.
3,063questions · 77 skills
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Usually grade 12
Earth and Space Science
Earth systems, climate, resources and the universe.
2,615questions · 77 skills
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Courses are a guide, not a rule: choose the one you are learning. Supplemental practice only. No guarantee of any test result, grade or school placement.