Cassie Koch

Welcome to another great year at Helena High School! I look forward to working with you. Please don’t be afraid to contact me with any questions, or concerns.

You can chat me in Teams or email with any questions at:


Quarter 1 Current Class Agenda Link 

Online book access:

Algebra – Big Ideas Algebra I Textbook Link

‘Common Core High School’ on dropdown.

Geometry – McGraw Hill Geometry (Red) Textbook Link