https://mine-cr.com/project/openintro/
OpenIntro | Mine Çetinkaya-Rundel
Our mission is to make educational products that are free, transparent, and lower barriers to education
openintrominerundel
https://openintro.org/
OpenIntro: developer and promoter of educational products that are free, transparent, and lower...
OpenIntro's mission is to make educational products that are free, transparent, and lower barriers to education. We're a registered 501(c)(3) nonprofit.
educational productsopenintro