Title: Elementary Algebra and Calculus The Whys and Hows
Description: The book is based on lecture notes Larissa created while teaching large classes of STEM students at a University of widening access and embodies a systematic and efficient teaching method that marries modern evidence-based pedagogical findings with ideas that can be traced back to such educational and mathematical giants as Socrates and Euler. 

You can download the book for free via the link below.