ACT Mastery — All four sections

The ACT has four sections.
Your gap is in
one specific skill
in one of them.

ACT Mastery diagnoses exactly which skill is costing you points across English, Math, Reading, and Science — then builds a practice plan around only those gaps.

All four sections covered from day one. No credit card required.

The problem with ACT prep

Most ACT prep treats all four sections the same. They’re not.

01
English and Reading are not the same skill

English tests grammar and rhetorical strategy. Reading tests comprehension and inference analysis. A student can be strong in one and weak in the other. Most prep doesn’t distinguish them precisely enough.

02
ACT Science is not about science knowledge

ACT Science primarily tests data interpretation and experimental reasoning — not biology or chemistry. Students who study content are studying the wrong thing.

03
Running out of time is a retrieval speed problem, not a knowledge problem

ACT Mastery tracks which skills you answer slowly and targets those specifically — not just which ones you get wrong.

04
A section score tells you where. It doesn’t tell you what to fix.

A 22 in Math tells you nothing actionable. ACT Mastery tells you: polynomial operations are solid, trigonometry is your gap, and coordinate geometry is slow.

What ACT Mastery covers

Every skill in every section.

E
English
75 questions — 45 min
Punctuation & sentence structure
Grammar & usage conventions
Word choice & style
Essay organization & structure
Rhetorical skills & transitions
Verb tense & pronoun agreement
Redundancy & wordiness
M
Mathematics
60 questions — 60 min
Pre-algebra & elementary algebra
Intermediate algebra
Coordinate geometry
Plane geometry & 3D
Trigonometry & identities
Functions & modeling
Statistics & probability
R
Reading
40 questions — 35 min
Main idea & author purpose
Detail & evidence retrieval
Inference & implicit meaning
Vocabulary in context
Comparative passage analysis
Point of view & perspective
Text structure & organization
S
Science
40 questions — 35 min
Data representation
Research summaries
Conflicting viewpoints
Experimental design
Pattern identification
Hypothesis evaluation
Scientific reasoning
SAT or ACT?

Not sure which test?
We cover both. Try both.

One account covers SAT Mastery and ACT Mastery. Run both diagnostics and see which test suits your skill profile before committing.

ACT Mastery
SAT Mastery
Sections
English, Math, Reading, Science
Math, Reading & Writing
Unique feature
Science section (data reasoning)
Longer Math, no Science
Composite score
1–36 composite
400–1600 total
Speed vs depth
More questions, faster pace
Fewer, more complex questions
Who prefers it
Strong readers; science thinkers
Strong math; complex problem solvers
Start Ahead

Considering the SAT? 90% of your ACT skills transfer. See SAT Mastery →

Controlled study — in progress
Our products are currently in a controlled study measuring score improvement against traditional test prep. We publish all results including those that don’t favor us. Results published on our research page.