Library
We currently offer classroom-ready materials for Precalculus, Calculus, and Linear Algebra.
Precalculus
Calculus
Linear Algebra
Open Education
To maximize the impact of our work, we offer our TBIL Resource Library as free and open-source materials, with no paywalls or verification required prior to use.
All source files are available on GitHub under open licenses allowing for the use, remixing, and distribution of all materials.
Instructors: Are our materials helpful for your classroom? If so, we ask that you complete this survey so we can know!
Older Editions
A comprehensive list of all previously-published editions is available.