diff --git a/free-programming-books.md b/free-programming-books.md
index 9c4915c7f789b5787534dcabb67c8383c12c8433..e9d3fb13464751b9f3363825d63e4136d322d46b 100644
--- a/free-programming-books.md
+++ b/free-programming-books.md
@@ -2033,6 +2033,7 @@ Kerridge (PDF) (email address *requested*, not required)
 * [Learning to Program](http://www.alan-g.me.uk)
 * [Lectures on scientific computing with python](https://github.com/jrjohansson/scientific-python-lectures) - J.R. Johansson (2.7)
 * [Making Games with Python & Pygame](http://inventwithpython.com/pygame/chapters/) - Al Sweigart (2.7)
+* [Math for programmers (using python)](https://akuli.github.io/math-tutorial/)
 * [Modeling Creativity: Case Studies in Python](http://www.clips.ua.ac.be/sites/default/files/modeling-creativity.pdf) - Tom D. De Smedt (PDF)
 * [Natural Language Processing with Python](http://www.nltk.org/book/) (3.x)
 * [Non-Programmer's Tutorial for Python 3](https://en.wikibooks.org/wiki/Non-Programmer%27s_Tutorial_for_Python_3) (3.3)
@@ -2046,6 +2047,7 @@ Kerridge (PDF) (email address *requested*, not required)
 * [Python 2 Official Documentation](https://docs.python.org/2/download.html) (PDF, HTML, TEXT) (2.x)
 * [Python 2.7 quick reference](http://infohost.nmt.edu/tcc/help/pubs/python/web/) - New Mexico Tech (2.7)
 * [Python 3 Official Documentation](https://docs.python.org/3/download.html) (PDF, EPUB, HTML, TEXT) (3.x)
+* [Python 3 Tutorial](https://github.com/Akuli/python-tutorial)
 * [Python Cookbook](http://chimera.labs.oreilly.com/books/1230000000393/index.html) - David Beazley
 * [Python Data Science Handbook](https://github.com/jakevdp/PythonDataScienceHandbook) - Jake VanderPlas (HTML, Jupyter Notebooks)
 * [Python for Econometrics](http://www.kevinsheppard.com/images/0/09/Python_introduction.pdf) - Kevin Sheppard (PDF) (2.7.5)