Award-Winning AP Computer Science A Tutors serving Des Moines, IA

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Award-Winning AP Computer Science A Tutors serving Des Moines, IA

Joshua

Certified Tutor

7+ years

Joshua

Bachelor of Science, Computer Science
Joshua's other Tutor Subjects
Calculus
Algebra
College Essays
Literature

Scoring a 5 on AP Computer Science A himself, Joshua knows exactly where students tend to stumble — recursive methods, array traversal logic, and the finer points of inheritance and polymorphism. He walks through each concept by writing and tracing real Java code rather than relying on abstract expl...

Education

Pennsylvania State University-Main Campus

Bachelor of Science, Computer Science

Test Scores
SAT
1560
Jai

Certified Tutor

9+ years

Jai

Bachelors in Electrical Engineering and Computer Science
Jai's other Tutor Subjects
Calculus
Algebra
Electrical Engineering
ACT Writing

I'm a recent Stanford graduate (Electrical Engineering and Computer Science), and have been working at a major Management Consulting firm for a few years now. I personally scored a 2360 (out of 2400) on the SAT and 35 on the ACT and was successful in gaining admission to several top universities. I'...

Education

Stanford University

Bachelors in Electrical Engineering and Computer Science

Test Scores
SAT
1590
ACT
35
Kate

Certified Tutor

Kate

Masters, Environmental Engineering
Kate's other Tutor Subjects
AP Calculus BC
AP Calculus AB
College Algebra
Pre-Calculus

I'm available to tutor biology, chemistry, physics, math from Algebra up through AP Calculus, SAT test prep, and French. I've been tutoring students in science and math for 7 years. I also spent 8 months working and studying in France, and have tutored high school and adult students in French. When ...

Education

Massachusetts Institute of Technology

Masters, Environmental Engineering

Massachusetts Institute of Technology

Bachelors

Test Scores
SAT
1580
Jessica

Certified Tutor

Jessica

PHD, Medicine
Jessica's other Tutor Subjects
College Algebra
Calculus
Algebra
Honors Chemistry

I am a licensed physician from Florida who is currently changing careers. I graduated from the University of Pennsylvania in 2009 and have extensive tutoring and editing experience. While a student, I became a certified writing tutor through the Critical Writing Department. Since I completed my writ...

Education

Nova Southeastern University

PHD, Medicine

University of Pennsylvania

Bachelors, History

University of Pennsylvania

undergraduate

Test Scores
SAT
1540
Erika

Certified Tutor

Erika

Master of Public Policy, Public Policy
Erika's other Tutor Subjects
Pre-Algebra
Middle School Math
Calculus
Algebra

I am available to tutor middle and high school math, history and test prep. I have tutored math and history in the past and I previously taught a test prep course at a school in Hanoi, Vietnam. I have a lot of experience teaching all the need-to-know tricks to doing great on the SATS/ACTS! When I am...

Education

Harvard University

Master of Public Policy, Public Policy

Test Scores
ACT
32
Jeffrey

Certified Tutor

6+ years

Jeffrey

Doctor of Philosophy, Mechanical Engineering
Jeffrey's other Tutor Subjects
Pre-Calculus
Geometry
Calculus
Algebra

I am enrolled in the Mechanical Engineering PhD program at Rice University which will begin Fall 2020, and I am hoping to return to academia as a professor after earning my PhD. In the meantime, I am looking to share my passion for gaining knowledge, specifically in STEM, by educating the up and com...

Education

University of Notre Dame

Bachelor of Science

Rice University

Doctor of Philosophy, Mechanical Engineering

Test Scores
ACT
34
Rhea

Certified Tutor

6+ years

Rhea

Bachelor of Science, Biology, General
Rhea's other Tutor Subjects
AP Statistics
AP Calculus BC
AP Calculus AB
Pre-Algebra

I am a current student at the University of Chicago. I am working towards a Bachelor of Science in Biological Sciences, and I am on the pre-medical track. I am extremely passionate about tutoring, and I have several years of experience tutoring students in my high school's learning center in various...

Education

University of Chicago

Bachelor of Science, Biology, General

Test Scores
Perfect Score
SAT
1550
ACT
36
Pinelopi

Certified Tutor

6+ years

Pinelopi

Bachelor in Arts in Psychology
Pinelopi's other Tutor Subjects
Pre-Algebra
Pre-Calculus
Geometry
Calculus

I am a Duke University graduate with a Bachelors degree in Psychology. I have experience tutoring all levels of Spanish language, all sections of the SAT, as well as algebra, pre algebra, geometry, and pre-calculus! I love kids & I have a very flexible schedule and a lot of patience! Let me help you...

Education

Duke University

Bachelor in Arts in Psychology

Test Scores
SAT
1530
Annie

Certified Tutor

9+ years

Annie

Current Grad Student, MD
Annie's other Tutor Subjects
Pre-Algebra
Middle School Math
Calculus
Algebra

I am currently a second year medical student. I was a Physiological Sciences major at UCLA (class of 2015), and pursued research during my gap year between undergrad and medical school.

Education

University of California Los Angeles

Bachelors, Physiological Sciences

Drexel University College of Medicine

Current Grad Student, MD

Test Scores
SAT
1540
Earnest

Certified Tutor

10+ years

Earnest

Masters, Chemical and Biomolecular Engineering
Earnest's other Tutor Subjects
Pre-Algebra
College Algebra
Pre-Calculus
Calculus

I am comfortable with either setting. I'm confident that I can help you (or your student) achieve to the best of their ability, so please don't hesitate to get in touch!

Education

University of Pennsylvania

Masters, Chemical and Biomolecular Engineering

University of Pennsylvania

Bachelors, Chemical and Biomolecular Engineering

Test Scores
SAT
1530

Practice AP Computer Science A

Free practice tests, flashcards, and AI tutoring for AP Computer Science A

AP Computer Science A Practice Hub
Practice tests, flashcards, AI tutor & more

Frequently Asked Questions

AP Computer Science A focuses on object-oriented programming and data structures using Java. The curriculum includes variables and data types, control structures, methods and functions, arrays and ArrayLists, two-dimensional arrays, classes and objects, inheritance and polymorphism, and recursion. Students also learn about algorithm analysis, searching and sorting algorithms, and how to write efficient, readable code. The course emphasizes both understanding programming concepts and applying them to solve real-world problems.

Score improvement depends on your starting point and how consistently you engage with tutoring. Students who work with tutors typically see meaningful gains by focusing on their specific weak areas—whether that's understanding class design, mastering recursion, or improving code efficiency. The AP Computer Science A exam rewards both conceptual understanding and practical coding skills, so personalized instruction helps you target exactly what's holding you back rather than studying everything equally.

Many students struggle with object-oriented design concepts, particularly inheritance and polymorphism, since they require thinking about code structure differently than procedural programming. Recursion is another major challenge—understanding how to break problems down recursively takes practice. Additionally, students often underestimate the importance of reading code carefully on the multiple-choice section and managing time during the free-response coding questions. Tutors can help you build confidence in these areas through targeted practice and clear explanations of abstract concepts.

Your first session focuses on understanding where you are in the curriculum and identifying your specific challenges. A tutor will assess your comfort level with core concepts like classes, methods, and control structures, and discuss your goals for the course or exam. From there, you'll develop a personalized study plan that targets your weak areas while reinforcing your strengths. This might include working through practice problems, reviewing challenging code examples, or building a foundation in concepts you've found confusing.

Practice tests are essential for AP Computer Science A because they help you understand the exam format, manage your time, and identify which topics need more work. The multiple-choice section requires careful reading of code, while the free-response questions demand that you write working code under time pressure. Taking full practice tests under timed conditions reveals pacing issues and helps you develop test-taking strategies. Tutors can review your practice test results with you, pinpoint patterns in your mistakes, and help you improve both accuracy and speed.

The ideal timeline depends on where you are in the course and your starting level. If you're working with a tutor throughout the year, consistent sessions help you master concepts as they're taught in class, which prevents gaps from building up. If you're preparing closer to exam day, more frequent sessions over 2-3 months can help you review the full curriculum, take practice tests, and refine your problem-solving approach. Even a few weeks of focused tutoring can boost your confidence and help you tackle your most challenging topics before May.

Yes—personalized tutoring for AP Computer Science A includes plenty of hands-on coding practice. You'll work through problems that mirror the exam's free-response questions, debug code to understand how it works, and write programs that demonstrate your understanding of classes, inheritance, and algorithms. Tutors help you develop good coding habits, like writing clear variable names and adding comments, which matter on the AP exam. This practical approach helps you move beyond just understanding concepts to confidently writing and explaining code.

Varsity Tutors connects you with expert tutors who specialize in AP Computer Science A and understand the specific curriculum and exam format. When you get matched with a tutor, you can discuss your goals, schedule, and preferred learning style. Tutors in the Des Moines area are experienced with helping students at all levels—whether you're strengthening your foundation early in the year or intensively preparing before the May exam. You can start with a single session to see if it's a good fit, then adjust your tutoring schedule based on your needs.

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