Library
We currently offer classroom-ready materials for Precalculus, Calculus, and Linear Algebra. New editions are released twice annually, an "Early Edition" for use beginning in January, and a (non-"Early") edition for use beginning in August.
Precalculus 2024 Edition
Coming soon!
Calculus 2024 Edition
Coming soon!
Linear Algebra 2024 Edition
Coming soon!
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!
Preview Editions
Previews of upcoming editions of our library are available to the public, but be warned - these are under active development and can change at any time!
Precalculus PREVIEW Edition
Calculus PREVIEW Edition
Linear Algebra PREVIEW Edition
Older Editions
Older editions will be made available here soon. In the meantime, you can find them at their former homes: