ACT practice, skill by skill
Pick a skill to try free sample questions with answers and explanations. Want to know which skills cost you the most points? The free scan finds out.
English
- Sentence Structure and Formation · Conventions of Standard English
- Punctuation · Conventions of Standard English
- Organization, Unity, and Cohesion · Production of Writing
- Usage · Conventions of Standard English
- Concision and Style · Knowledge of Language
Reading
- Key Ideas and Details · Key Ideas and Details
- Integration of Knowledge and Ideas · Integration of Knowledge and Ideas
- Craft and Structure · Craft and Structure
Science
- Interpretation of Data · Interpretation of Data
- Scientific Investigation · Scientific Investigation
- Evaluation of Models, Inferences, and Experimental Results · Evaluation of Models, Inferences, and Experimental Results
Math
- Linear equations · Preparing for Higher Math: Algebra
- Probability · Preparing for Higher Math: Statistics and Probability
- Rates, ratios, and proportions · Integrating Essential Skills
- Linear functions and slope · Preparing for Higher Math: Functions
- Measures of center and spread · Preparing for Higher Math: Statistics and Probability
- Right triangles and trigonometry · Preparing for Higher Math: Geometry
- Circles · Preparing for Higher Math: Geometry
- Linear equations in two variables · Preparing for Higher Math: Algebra
- Logarithms · Preparing for Higher Math: Functions
- Sequences · Preparing for Higher Math: Functions
- Complex numbers · Preparing for Higher Math: Number and Quantity
- Coordinate geometry · Preparing for Higher Math: Geometry
- Quadratic equations · Preparing for Higher Math: Algebra
- Counting and combinatorics · Preparing for Higher Math: Statistics and Probability
- Area, perimeter, and volume · Integrating Essential Skills
- Percentages · Integrating Essential Skills
- Absolute value equations · Preparing for Higher Math: Algebra
- Nonlinear functions · Preparing for Higher Math: Functions
- Exponents and radicals · Preparing for Higher Math: Number and Quantity
- Systems of equations · Preparing for Higher Math: Algebra
- Angles, triangles, and similarity · Preparing for Higher Math: Geometry
- Inequalities · Preparing for Higher Math: Algebra