Christian foundation. Classical tradition. Joyful learning. In Bozeman since 1995.

From the Headmaster


Staff | Our Mission

Teachers | Teacher Focus

Parents | Why Petra?

Craig Dunham | Petra's Vision of the Good Life

Sam Koenen | Texts of Depravity

Bobbi Miller | Kindergarten and the Classical Approach

Sarah McClaflin | Grammar: Observing with Humility

Elias Denison | Dialectic/Logic: Thinking with Reason

Ginny Owens | Redeeming Rhetoric


Petra Academy @Petra Academy
It's Spirit Day! Wear your favorite Griffin Gear and/or school colors today.

- 2 days ago

Petra Academy @Petra Academy
Snow just means more sledding at recess!

- 4 days ago

Petra Academy @Petra Academy
Read this week's edition of The Griffin Gazette here:

- 6 days ago

Petra Academy @Petra Academy
Mrs. McClaflin's 6th grade class would like to remind you that Spell-a-thon has started!

- 6 days ago

Petra Academy @Petra Academy
Parents are invited to this month's Board meeting, October 8, at 3:45 p.m.

- 6 days ago