TBIL Resource Library
We currently offer classroomready materials for Calculus and Linear Algebra. New editions are released twice annually around January (our "Early" edition) and August.
Calculus 2024 Edition
Linear Algebra 2024 Edition
We have also just released a Preview edition of materials for precalculus classrooms. Note that these have not yet been used in classrooms; instructors are encouraged to join the conversation at http://chat.tbil.org to join others trialing these activities in their classrooms in Fall 2024.
Precalculus 2024 Preview Edition
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 of our Calculus and Linear Algebra books are archived at these links:
Affiliated Resources

TBIL Activities for Understanding Linear Algebra
 https://nordstromjf.github.io/TBIL_ULA
 TBIL activities adapted by TBIL fellow Jennifer Nordstrom to be aligned with David Austin's free and opensource Understanding Linear Algebra

TeamBased Statistics
 https://tienchih.github.io/tbilstats/
 TBIL activities designed by TBIL fellow Tien Chih
 CheckIt exercise bank: https://tienchih.github.io/checkitstats/