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Grace B. Opdyke

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New and Returning Parents: Please use the button below to login.  You can either create a new account or sign in using the username and password you created to schedule appointments.  In order to schedule private sessions please leave COURSE area BLANK, choose a TEACHER, then choose a SESSION, open appointments will appear on the calendar in WHITE

*** Important change: We have moved our office space within our building.  

We are suite 103, first floor, first door on the right. ***

Our winter SAT and ACT classes are now open. Sign up today to ensure your spot. 

Our St. Joe's Prep combined SAT/ACT class is now available under courses SJPSATACT.  

This class is held at St. Joe's Prep.


Grace B. Opdyke Educational Services, located in Blue Bell Pennsylvania, offers high quality private and small group instruction for elementary and high school students.  At GBO, your son or daughter will be guided by a qualified and caring instructor in a distraction free environment.  In addition to our excellent and proven SAT and ACT courses and private tutoring, GBO also provides instruction for the HSPT, ISEE and SSAT tests for scholarship/entrance into the area's private high schools.  We take pride in the fact that the majority of our students find us via parent referrals.  There is no better measure of our proven results and success!  Take a moment to get to know our programs, read what our satisfied parents are saying, and if you can’t find what you’re looking for, please contact us.  We are more than willing to create a program or curriculum that meets your student’s needs.

  • "Grace Opdyke is an absolutely amazing person and teacher. There is not a doubt in my mind that I would not have excelled to where I am in life if it werent for the guidance and ..."
    Katherine S
    Prior Student
  • "The Parent Session was great! (The College Search: a Workshop For Parents)"
    Jean Paddock