Study Keys and SNAP Workbooks

Bishop O’Byrne High School in conjunction with Castlerock Research is now offering the purchase of Study Keys and SNAP workbooks at a discounted rate.

How to Purchase:

  • Go to
  • Enter “Bishop O’Byrne” as the school to view the price list.
  • Add as many copies to any of the books offered and check out. If you are unsure of which key to buy, please check with your teacher before ordering.
  • Pay with a Credit Card.
  • Once the deadline date has ended, purchased materials will be shipped to our school for distribution to students.

Ordering Timelines

Online ordering period open - February 7th to 20th, 2022
Announcement in-school will be made when order is ready for pickup by students in Learning Commons.