Adaptive practice
Koydo's question bank adapts to what you keep missing, so your SAT study time lands on your real weak spots — not material you have already mastered.
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Scholastic Assessment Test Study Guide
Average score improvement of 100–150 points with structured practice
2,500+Practice Questions
5Topic Areas
24/7AI Tutor
Study by Topic
Every SAT topic, broken down.
Work through the 5 areas of the SAT in any order — each one has its own focused practice and an exam-ready breakdown.
Algebra — Linear Equations & Functions
Study →The largest single Math topic on the digital SAT, covering linear equations, inequalities, and systems.
Advanced Math — Nonlinear Functions
Study →Quadratic functions, exponential models, and polynomial equivalence transformations.
Craft & Structure
Study →The largest Reading/Writing category in the digital SAT — text structure, vocabulary in context, and cross-text connections.
Information & Ideas
Study →Central idea, inference, command of evidence, and data interpretation questions.
Standard English Conventions
Study →Grammar, punctuation, and sentence structure questions.
How Koydo helps
How Koydo prepares you for the SAT.
24/7 Everyday Tutor
Stuck on a question? The Everyday Tutor explains the reasoning behind any SAT answer — why it is right and why the others are wrong — any time of day.
Mastery tracking
See exactly which of the 5 SAT topic areas are exam-ready and which still need work, so you walk in knowing where you stand.
Study any topic, any order
Jump straight to the area you need. Every SAT topic has its own focused practice set, so a short session is always productive.
Questions
SAT prep questions, answered.
Is Koydo's SAT prep free to start?
Yes. You can begin practicing Scholastic Assessment Test questions for free, then upgrade for the full question bank and unlimited Everyday Tutor help.
How many practice questions does Koydo have for the SAT?
Koydo's SAT bank holds 2,500+ questions across 5 topic areas, each mapped to the structure of the real exam.
What score do I need to pass the SAT?
The passing standard is Score varies by college (typically 1200+ for selective schools). Koydo's mastery tracking shows how close each topic is to that bar before you sit the test.
Can the tutor explain why an answer is right?
Yes. The Everyday Tutor walks through the reasoning on any question — not just the correct letter — so practice actually builds understanding.
How is Koydo SAT prep different from a question dump?
It is one connected system — adaptive practice, an always-on tutor, and mastery tracking — rather than a static PDF or a flat flashcard deck. The practice changes as you do.
Start Practicing Now — It's Free
AI-selected questions targeting your weak spots. Instant explanations. No credit card required to start.