Welcome to Acumen Educational Services

Serving Northern Viriginia as well as the Washington DC and Baltimore Metro areas, Kendra and her cohorts tutor students of all ages in Calculus, Pre-Calculus, Trigonometry, Algebra, Pre-Algebra, Geometry, Middle & Elementary School Math, Statistics, Chemistry, Biology, and Physics. Writing, Language Arts, English, Spanish, Italian, Japanese, and Chinese are also part of our repetoire. With scores ranging from the 92nd through 99th percentiles on various standardized tests (and many in the 99th percentile itself), we can help you prepare for your GRE, GMAT, SSAT or SAT exam. Recent students have seen score increases of up to 275 points. Kendra has taught in middle schools, high schools, and colleges, and currently teaches as a math adjunct. She is a Senior Editor for a graduate school publication, and edits/proofreads term papers, essays, and articles. Other tutors include fulltime teachers, Ph.D. students, science professionals, and business professionals.

Kendra's in-home rates: $35/hr. for General Subjects, $45/hr. for Test Prep.

Travel Rates and Other Acumen Tutors' Rates: General Tutoring: $35-60/hr, depending on tutor's experience, subject, and location. Test Preparation: $45-65/hr, depending on tutor's experience and location.

SAT, GRE, GMAT Test Preparation Classes

We try to fit classes to meet students' schedules. We realize that there are many busy working adults as well as young students with athletics and after-school activities. Classes run from 9 - 30 hours, and the cost is considerably less per student than the individual tutoring rate.

For information GMAT, GRE, and SAT Classes, click here.

Comments and Testimonials

  • ”I’ve decided to go to one of my top choices, Duke University—they offered me a full scholarship. Thanks for all of your help with the GMAT!”
  • “Jaime is great! My daughter is now getting an A in her honors course, and she is really understanding the material.”
  • “We’re very pleased to have Jeff working with our son on the SAT, and we would like to continue instruction throughout the summer. Thanks for your efforts!”
  • ”Our son would not have graduated without your invaluable help and advice. Please feel free to use us as a reference at any time.”
  • ”Oh my gosh! I was going to fail chemistry for the year! Now, with your help over this last grading period for the year, I’ve managed to get a B on my final AND pass the SOL (just missed the HIGH pass range, too!) Thank you so much!!”
  • “This has been so helpful. We would like to continue tutoring during school breaks for reinforcement and to continue to get Jada ready for her upcoming college classes.”
  • ”Diana’s help on the GRE was invaluable. Thanks for your support and encouragement.”
  • “I’ve been accepted to Ph.D. program, with full tuition support that includes teaching and research assignments. All of that hard work on the GRE paid off!”
  • ”Your help on the GMAT really made the difference. Thanks for helping me get into my school. I would be very pleased to be a reference for you."
  • "My son feels that he learned a lot and had a lot fun, and he wants you to be his year-round teacher!"
  • "Thanks for all of your help in the my calculus class; I wouldn't have made it through without you."
  • Thanks for all of this great information...I learned two or three times as much in one session with you than I did in any of my Kaplan classes!"
  • "You've helped us so in the past year...thanks for working with our son!"
  • Thanks a lot...with all of your help, I've been able to meet my targeted score for the GMAT."
  • "I scored about 450 on the GRE Math test ages ago, when my brain was still fresh from college courses. Now, with all of your help, I have scored a 600! I'm so thrilled, and may even study math on the side a bit, just for the heck of it!"
  • "When can we get together to work on the Math? I'm definitely happy with my 75-point improvement on the SAT Verbal, after only 2 hours of instruction with you..."
  • "My daughter has incorporated the study skills that you taught her for her math class into her other courses, as well..."
  • "After working with you through the Verbal class, I know that I definitely want to continue on into your Math test prep class."
  • "You need to market your services to a wider audience...this class has been much more useful than national as well as other local test prep classes."
  • "Thanks for all of your help with my economics paper, and for coming through with the last minute request...I will definitely be returning for your services in the future."

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    Courses and Test          Prep

  • Calculus
  • Pre-Calculus
  • Trigonometry
  • Algebra
  • Pre-Algebra
  • Geometry
  • Middle School
  • Elementary Math
  • French, Chinese, Spanish, Italian, Japanese
  • Probability and Statistics
  • GRE, GMAT, SSAT, PRAXIS, SAT Prep
  • General Science
  • Physical Science
  • Chemistry
  • Physics
  • Biology
  • Anatomy
  • Writing Composition
  • English/Grammar
  • Proofreading
  • Editing

    • Contact Information

  • Kendra Ganobsik
  • Phone: (703)867-8142
  • email: kganobsik@yahoo.com

    The Tutor: Kendra has a Masters Degree in Mathematics and Bachelors Degrees in Mathematics and Education. She has been tutoring since she was in high school, and has taught mathematics, science and writing/grammar at middle school, high school, and college levels.
         After spending a few years working in the high tech field, Kendra returned to education, and has also taken advanced studies in economics and international affairs. She is currently considering joint Ph.D./Law programs. Kendra is an adjunct instructor for Northern Virginia Community College and Gibbs College, and is a was Senior Editor for GWU's Elliott School International Affairs Review. She has past experience teaching at various colleges, high schools, and middle schools. She LOVES to help students succeed!

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    Rates and Terms

  • General Tutoring: $35 per hour in Kendra's home office. Traveling Rate: Add $5 for every 15 minutes of Travel Time Rates for other tutors: $35-60/hr. depending upon tutor's experience, subject, and location.
  • Test Preparation: $45 per hour in Kendra's home office.
  • Rates for other tutors in various locations to come to your home: $45-$65/hr., depending on location, frequency, and tutor's experience. **Note that the test prep rate is higher because it includes a study guide, directed instruction, and intensive program development. Some tudents have commented that we should charge more!
  • Group Rates: add $15 per hour per student, then split the fee among the students
  • Location: Washington DC and Baltimore Metro areas