
Unlock SAT math success with Desmos mastery





Phil McCaffrey is the founder of 3rPrep, a tutoring company that guides students through the college admissions process. He began his test preparation career in 1994 at The Princeton Review and has spent more than 27 years teaching and mentoring students. Along the way, Phil refined his instructional skills in a wide range of settings, including serving as a college NROTC instructor for the U.S. Navy, a Sunday School teacher, a corporate sales trainer, and a high school teacher at a downtown Pittsburgh charter school. Helping students reach their highest potential and achieve top test scores is at the heart of his work.
Table of contents
- Expert guidance from Philip McCaffrey: Navigating the new digital SAT
- Key insights for the digital SAT
- Mastering Desmos: The digital calculator advantage
- Adjusting to the realities of digital testing
- Reading on the digital SAT: Skills that matter most
- Planning logistics and test attempts in a digital world
- The path to digital SAT success: Skills, strategies, and mindset
Expert guidance from Philip McCaffrey: Navigating the new digital SAT
As standardized testing evolves, the digital SAT represents one of the most significant shifts in college admissions in decades. High school students, parents, and educators are now asking the same question: How do we prepare effectively for a fully digital, adaptive exam? Understanding the new format, tools, and expectations is vital for students who rely on strong SAT scores to support their college applications.
This guide breaks down what’s changed, what skills matter most, and how students can prepare strategically.
Key insights for the digital SAT
- Mastering the Desmos calculator can significantly improve speed and accuracy on math sections.
- Digital testing introduces new challenges, including screen-based problem-solving and adaptive scoring.
- Reading success now depends on comprehension and reasoning rather than memorized vocabulary.
- Superscoring and flexible testing give students more control, but require careful planning.
As college admissions testing changes, the digital SAT marks a turning point in how students demonstrate academic readiness. Unlike the traditional paper exam, the digital SAT uses adaptive question sets, integrated tools, and shorter reading passages. While the format may feel unfamiliar, students who understand these changes and prepare deliberately can gain a meaningful advantage.
Mastering Desmos: The digital calculator advantage
One of the most important features of the digital SAT is the built-in Desmos calculator, which is available throughout the entire math section. Desmos allows students to graph equations, compare functions, find intersections, and visualize relationships far more efficiently than traditional calculators.
For example, when a problem asks where two lines intersect, students can graph both equations in Desmos and immediately identify the solution. Pilot testing shows that students who are comfortable with Desmos tend to score higher on graph-based and function questions and complete them more quickly, thereby freeing up time for more challenging problems.
That said, Desmos is a tool, not a shortcut. Students still need strong math fundamentals to interpret results correctly. The calculator may display multiple solutions or visual outputs, but students must determine which answer best fits the question. Some problems are faster to solve algebraically, making reasoning skills just as important as proficiency with a calculator.
To prepare effectively, students should integrate Desmos into every math practice session and use it under timed, test-like conditions. Familiarity reduces anxiety on test day, allowing students to focus on problem-solving rather than managing tools.
Adjusting to the realities of digital testing
The move to digital testing changes not just what students study, but how they test. With calculators always permitted, there is no longer a no-calculator section. Success now depends on combining math understanding with efficient use of digital tools.
Another challenge is managing scratch work alongside on-screen questions. Students must process information on a screen while solving problems by hand, which places greater demands on organization and working memory. Practicing this skill is essential.
The digital SAT is also adaptive. Performance on earlier questions influences the difficulty of later sections, which can affect pacing and stress levels. Students should practice with questions across all difficulty levels so they are prepared for this structure and not thrown off by sudden shifts.
Platform familiarity matters as well. Features such as question flagging, on-screen highlighting, and timers can help students manage their time more effectively. Students who regularly practice with official digital SAT materials tend to feel more confident and maintain better pacing during the exam.
Preparing for the digital SAT involves developing new habits, such as striking a balance between digital tools and handwritten work, navigating adaptive testing, and maintaining focus in a screen-based environment.
Reading on the digital SAT: Skills that matter most
The digital SAT Reading section has been redesigned for efficiency. Instead of long passages with multiple questions, students now see short, information-dense passages paired with a single question. This format rewards quick comprehension and mental flexibility.
Vocabulary questions no longer test obscure word definitions. Instead, students must interpret familiar words used in specific academic contexts. Understanding meaning depends on context clues and reasoning, not memorization. This aligns closely with the skills colleges value in coursework.
Students who read widely across various genres, including journalism, science, history, and essays, tend to perform best. Exposure to diverse writing styles helps build vocabulary organically and enhances the ability to identify main ideas and logical structure.
Active reading strategies are especially effective, including briefly summarizing passages, identifying evidence, and considering the author's intent. Practicing with digital texts also helps students adjust to screen reading, scrolling, and managing fatigue.
Strong performance in digital SAT reading stems from consistent reading habits and thoughtful analysis, rather than last-minute vocabulary drills.
Planning logistics and test attempts in a digital world
Digital testing introduces new logistical considerations. Device compatibility, battery life, and internet reliability are all important factors. The College Board and individual schools provide specific guidelines for approved devices, and many schools now supply devices and on-site technical support to minimize disruptions.
The digital format offers greater flexibility in scheduling and retakes. One of the most important changes is superscoring, where colleges consider a student’s highest section scores across multiple test dates. Since more than half of colleges now superscore, students can plan retakes strategically, focusing on improving specific sections.
With flexibility comes responsibility. Students must track test dates, understand retake policies, and research each college’s score-use practices. Thoughtful planning allows students to take full advantage of the digital SAT’s structure without unnecessary stress.
The path to digital SAT success: Skills, strategies, and mindset
The digital SAT reflects a broader shift in how colleges evaluate readiness. Success now requires more than content knowledge. Students must adapt to new tools, strengthen their reasoning and reading skills, and manage technical and logistical details.
The most prepared students practice regularly on digital platforms, read widely, and approach testing strategically. They treat the SAT not just as an exam, but as an evolving system that rewards flexibility and preparation.
By developing strong habits, using tools like Desmos effectively, and planning test attempts wisely, students can navigate the digital SAT with confidence and build skills that support long-term academic success beyond test day.

