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At GBO, we understand that each student’s situation is unique.

Part of standardized test with pencil eraser on top
Teacher's desk with books, an apple, and letter blocks
Image by Charles DeLoye
Standardized Test Prep


At GBO, our teachers are well versed in preparing students for the SAT, ACT, HSPT, SSAT and ISEE. We offer both small group classes and private instruction for these tests.

Private Instruction


We provide private tutoring in Elementary Math, Reading, English, Science, Algebra, Geometry, Pre-Calculus, Trigonometry, Calculus, and Probability & Statistics.

College Counseling


GBO offers workshops and private counseling sessions for parents and students beginning the college search and application process. Our College Essay Workshops guide students towards creating meaningful application essays.

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