The UWorld College Prep Blog

SAT® Experimental Questions | What They Are and Do They Count?
If you have ever taken a practice test and wondered, “Does the SAT have experimental questions?”, the short answer is yes. On the digital SAT, the College Board includes pretest (experimental) questions inside each module. They look like regular questions, but they do not count toward your score.
That is why it is smarter to understand how SAT experimental questions work than to waste time trying to spot them.
Recent Articles

Subject Verb Agreement Questions on the SAT® RW Section | Practice Tips & Strategies
Subject-verb agreement is a crucial skill for achieving strong performance in the Digital SAT® Reading and Writing section. This guide explains the essential rules and common traps with SAT-style practice that help you master this grammar topic and boost accuracy across the exam.

Digital Built-In SAT® Calculator Guide | Features, Usage, and Strategies to Score Higher
The Digital SAT® gives you one major advantage that previous test formats never had: a built-in Desmos-style calculator available on every math question. This guide walks you through what the Digital SAT built-in calculator is, how it works, and how to get comfortable using it during practice and on test day.

SAT® Reading History Passage Tips | How to Read Effectively
SAT® history passages can feel intimidating at first. These passages often include formal language and complex arguments from historical texts. This guide explains how SAT history passages work and shares practical tips to read them accurately and efficiently.

Adjectives vs. Adverbs on the SAT® | What’s the Difference and Practice Tips
On the Digital SAT®, there is a clear difference between adjectives and adverbs, and once you know what to look for, these questions become very predictable. This page breaks down how adjectives and adverbs work on the SAT, how to choose the right one quickly, and how to avoid the most common traps.

Verb Tenses and Forms on the Digital SAT® Reading & Writing | Complete Guide With Examples
Strong control of verb usage is one of the fastest ways to improve your SAT® Reading & Writing score. When you understand how timelines work and how verbs fit the structure of a sentence, many tricky questions become easy. This guide walks you through all the essential verb tenses, forms, and error-spotting techniques you’ll need for the exam.

SAT® Geometry | Key Concepts, Question Types, and Practice Problems (2026-2027)
Geometry for the SAT® is less about memorizing a massive cheat sheet and more about recognizing a handful of repeatable relationships in diagrams, coordinates, and real-life word problems, especially on the 2026–2027 digital SAT. If you want a quick glimpse of what to expect, SAT Geometry shows up across the Math section as both diagram-based and modeling questions, often blended with algebra and ratios.
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How to Prepare for AP Statistics Over the Summer
Understanding how to collect and interpret data is one of the most valuable skills in the business world—and AP Statistics helps you start building it now. Summer is the perfect

How to Prepare for AP Human Geography Over the Summer
AP Human Geography gives you a whole new way to look at the world—how people live, move, and make decisions across space and cultures. Summer prep helps you walk into

How to Prepare for AP Environmental Science Over the Summer
AP Environmental Science is an excellent fit for future changemakers—especially those interested in environmental issues, public health, and global problem-solving. With summer prep, you can get a handle on challenging

How to Become a Radiologist: Your Complete Guide from High School to Board Certification
Discover the full path to becoming a radiologist—from high school science classes to board certification—and how early prep sets the stage for MCAT success and a rewarding medical career.

Top STEM Scholarships for High School Students
STEM scholarships make college more affordable while helping students turn their dreams into careers. Discover how test scores can unlock financial support and open doors.

How to Study for AP Physics 1 Over the Summer
AP Physics 1 is tough, and jumping in cold can make the school year overwhelming fast. Starting over the summer gives you the chance to build confidence, master the basics,
Curious About Class and Test Resources?
Get a clear overview of what the SAT measures, why it matters for college admissions, and what you’ll encounter on test day.
Explore how the SAT is structured, including section breakdowns, timing, and questions you’ll face.
Review key content areas and subject matter covered on the SAT so you know what to focus on while studying.
Explore how each part of the SAT contributes to your final score and the scoring criteria used.
Discover helpful tips and effective study strategies to organize your prep and work toward your goal score.
Stay updated on when to take the SAT, how to register, and what costs to expect.
Learn about official SAT policies and how to request testing accommodations if you need them.
Understand how the SAT and ACT compare in format, content, and scoring so you can create the best college admissions strategy for you.
Access helpful resources and guidance for international students planning to take the SAT.
Understand what’s covered on the math portion of the SAT, including topics, format, and tips for solving problems.
Understand what’s covered on the reading and writing portion of the SAT, including passage types, question formats, and key skills tested.
Learn what the ACT measures, how it supports college admissions, and what to expect from each section.
Get to know the ACT exam format: its structure, content sections, question types, and time limits.
Explore the ACT syllabus and topics to understand precisely what’s covered on the test.
Understand how the ACT is scored, how each section contributes, and what your score means.
Discover study strategies, planning tools, and tips to help you excel on the ACT.
Find out who can take the ACT, how to register, when it’s offered, and what fees to expect.
Review key ACT policies and learn how to request accommodations for extra support.
Compare the ACT and SAT to decide which test, or combination, best suits your goals.
Access resources and registration information for international students preparing for the ACT.
Understand what’s covered on the ACT math section, including topics, formats, and problem-solving skills.
See what to expect in the ACT English section, including grammar rules, sentence structure, and editing skills.
Learn about the ACT reading section, including passage types, reading skills, and question strategies.
Explore what’s tested on the ACT science section, including data analysis, experiment summaries, and graphs.
Get an overview of the ACT writing test, what’s required in your essay, how it’s evaluated, and tips for deciding if you should take it.
Study ecosystems, evolution, genetics, and molecular biology.
Learn limits, derivatives, integrals, and core calculus concepts.
Explore advanced calculus topics beyond Calculus AB.
Understand atomic structure, bonding, and thermodynamics.
Build skills in analysis, composition, and argumentation.
Analyze poetry, prose, drama, and literary techniques.
Study ecosystems, environmental issues, and sustainability solutions.
Explore migration, land use, and global human-environment patterns.
Understand supply, demand, growth, inflation, and fiscal policy.
Learn kinematics, forces, motion, and problem-solving in physics.
Explore mental processes, development, and behavior in daily life.
Study data, probability, and inference through real-world analysis.
Study the Constitution and other key documents, plus political systems, civil rights, and policymaking.
Trace U.S. history through key events, documents, and historical themes.
Explore global change through political, economic, and cultural systems.