Award-Winning OAT Survey of Natural Sciences Tutors serving Mission Viejo, CA

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Award-Winning OAT Survey of Natural Sciences Tutors serving Mission Viejo, CA

Abrahim

Certified Tutor

4+ years

Abrahim

Bachelor of Science, Biology, General
Abrahim's other Tutor Subjects
Middle School Math
Calculus
Algebra
Elementary School Math

Medical school at the Medical College of Wisconsin means Abrahim didn't just study biology, general chemistry, and organic chemistry — he mastered them under exam conditions designed to test exactly the kind of rapid content switching the OAT demands. His biology degree from UCLA (cum laude) anchors...

Education

University of California Los Angeles

Bachelor of Science, Biology, General

Medical College of Wisconsin

Doctor of Medicine, Premedicine

Test Scores
ACT
34
Kevin

Certified Tutor

Kevin

Bachelor of Science, Human Biology/Education Studies
Kevin's other Tutor Subjects
College Algebra
Calculus
Algebra
AP Physics 1

As a medical student at UCF with a human biology degree from UCSD, Kevin has spent years cycling between biology, general chemistry, and organic chemistry at exactly the depth the OAT Survey of Natural Sciences demands. His teaching assistant experience in UCSD's biology department sharpened his abi...

Education

University of California-San Diego

Bachelor of Science, Human Biology/Education Studies

Roshni

Certified Tutor

6+ years

Roshni

Bachelor of Science, Biology, General
Roshni's other Tutor Subjects
AP Calculus AB
Pre-Algebra
Pre-Calculus
Middle School Math

Being in VCU's BS/MD Guaranteed Admissions program means Roshni is actively immersed in the biology and chemistry content the OAT Survey of Natural Sciences covers — cell biology, metabolic pathways, acid-base chemistry, and organic functional groups are part of her current coursework, not distant m...

Education

Virginia Commonwealth University

Bachelor of Science, Biology, General

Test Scores
SAT
1550
ACT
35
Carsen

Certified Tutor

9+ years

Carsen

Bachelor in Arts, Chemistry
Carsen's other Tutor Subjects
Pre-Algebra
Pre-Calculus
Middle School Math
Calculus

I'm a 2016 graduate of Pepperdine University with my Bachelor of Arts in Chemistry. Currently I'm preparing to apply to optometry school; I hope to be accepted for the 2018-19 academic year. During my time in college, I was involved as a teaching assistant for General Chemistry I and II laboratory, ...

Education

Pepperdine University

Bachelor in Arts, Chemistry

Test Scores
SAT
1420
ACT
31
Sam

Certified Tutor

6+ years

Sam

Doctor of Philosophy, Biochemistry
Sam's other Tutor Subjects
Calculus
Algebra
Cell Biology
Neuroscience

Covering biology, general chemistry, and organic chemistry in a single section makes the OAT Survey of Natural Sciences uniquely demanding on breadth. Sam's molecular biology and biochemistry training means he can connect concepts across all three domains — showing, for example, how amino acid chemi...

Education

Messiah College

Bachelor of Science, Molecular Biology

Drexel University

Doctor of Philosophy, Biochemistry

Test Scores
ACT
31
Malik

Certified Tutor

2+ years

Malik

Bachelor's
Malik's other Tutor Subjects
1st-12th Grade math
1st-12th Grade French
6th-12th Grade Calculus
6th-12th Grade AP Calculus

As a second-year medical student with a strong foundation in science and a passion for education, I specialize in making tough subjects easier to understand. I excel in math, biology, physics, and other challenging topics that often intimidate students and I genuinely enjoy helping others master th...

Education

University of North Carolina at Charlotte

Bachelor's

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

Frequently Asked Questions

The OAT Survey of Natural Sciences is a 100-question section of the Optometry Admission Test that assesses your understanding of biology, general chemistry, organic chemistry, and physics. This section is critical for optometry school admissions, as it demonstrates your foundation in the natural sciences and your ability to apply scientific concepts—skills essential for success in optometry programs.

Many students struggle with the breadth of content covered—balancing detailed chemistry concepts with broader biology and physics topics—and with the time pressure of answering 100 questions efficiently. Additionally, students often find it difficult to connect classroom knowledge to the application-heavy questions on the OAT, and to identify which topics require deeper study versus conceptual understanding. Personalized tutoring helps you focus on your specific weak areas and develop test-taking strategies tailored to your learning style.

In a classroom setting, instruction moves at a pace designed for the average student, which may leave gaps in your understanding or move too slowly on topics you've already mastered. With personalized 1-on-1 instruction, tutors adapt to your exact needs—spending extra time on organic chemistry if that's your weak point, or accelerating through biology if you're already strong there. This targeted approach maximizes study efficiency and helps you reach your target score faster.

Your first session focuses on assessment and goal-setting. A tutor will review your current understanding of key topics, discuss your target optometry schools and their OAT score requirements, and identify your strongest and weakest areas across biology, chemistry, organic chemistry, and physics. From there, you'll develop a personalized study plan with clear milestones and a timeline to help you achieve your goals.

Chemistry—particularly organic chemistry—is one of the most challenging sections of the OAT because it requires both memorization of reactions and mechanisms, plus the ability to predict outcomes in novel scenarios. Students often struggle to move beyond memorizing reactions to truly understanding the underlying principles. Personalized tutoring helps you build conceptual mastery, learn efficient problem-solving strategies, and practice applying chemistry knowledge to complex OAT questions.

Score improvement depends on your starting point, target score, and study consistency, but students typically see meaningful gains—often 5-10 points or more on the OAT scale—within 8-12 weeks of focused, personalized tutoring combined with consistent practice. The key is identifying your specific knowledge gaps and addressing them systematically, rather than studying broadly. Your tutor will track your progress on practice questions and full-length exams to ensure you're on track to meet your goals.

Look for tutors with strong backgrounds in the natural sciences—ideally with degrees in chemistry, biology, or a related field—and direct experience preparing students for the OAT. Tutors should be familiar with the specific format and difficulty level of OAT questions, have a track record of helping students improve their scores, and be able to explain complex concepts clearly. Varsity Tutors connects you with expert tutors who have the subject knowledge and teaching experience to help you succeed.

Most students benefit from 3-4 months of focused preparation, though this varies based on your starting point and target score. If you're strong in the sciences already, you might need less time; if you're rebuilding foundational knowledge, you may need longer. A personalized tutoring plan will give you a realistic timeline based on your specific needs, and your tutor can adjust the pace as you progress through the material.

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