diff --git a/courses/free-courses-en.md b/courses/free-courses-en.md
index ca0bafb36..a84ced5f3 100644
--- a/courses/free-courses-en.md
+++ b/courses/free-courses-en.md
@@ -615,32 +615,34 @@
 * [An Introduction to Interactive Programming in Python (Part 1)](https://www.coursera.org/learn/interactive-python-1) (Coursera)
 * [An Introduction to Interactive Programming in Python (Part 2)](https://www.coursera.org/learn/interactive-python-2) (Coursera)
 * [Bento Python Learning Track](https://bento.io/topic/python) (Bento)
-* [Berkeley's Structure and Interpretation of Computer Programs](http://cs61a.org)
+* [Berkeley's Structure and Interpretation of Computer Programs](https://cs61a.org)
 * [Codesdope](https://www.codesdope.com/python-introduction)
 * [Fork Python](https://practice.geeksforgeeks.org/courses/fork-python) (GeeksForGeeks)
 * [Google's Python Course](https://developers.google.com/edu/python/)
-* [Introduction to Computer Science and Programming](http://ocw.mit.edu/courses/electrical-engineering-and-computer-science/6-00sc-introduction-to-computer-science-and-programming-spring-2011/) (MIT's opencourseware)
+* [Introduction to Computer Science and Programming](https://ocw.mit.edu/courses/electrical-engineering-and-computer-science/6-00sc-introduction-to-computer-science-and-programming-spring-2011/) (MIT's opencourseware)
 * [Introduction to Programming Using Python](https://www.edx.org/course/introduction-to-programming-using-python) (edX)
 * [Introduction to Python](https://docs.microsoft.com/en-us/learn/modules/intro-to-python) (Microsoft Docs)
 * [Introduction to Python Basics for Data Science](https://dphi.tech/learn/introduction-to-python-basics-for-data-science) (DPhi)
 * [Introduction to Python Programming](https://www.udacity.com/course/introduction-to-python--ud1110) (Udacity)
 * [Introduction to Scripting in Python Specialization](https://www.coursera.org/specializations/introduction-scripting-in-python) (Coursera)
 * [Learn Python](https://pythonspot.com)
-* [Learn Python - Free Interactive Python Tutorial](http://www.learnpython.org)
+* [Learn Python - Free Interactive Python Tutorial](https://www.learnpython.org)
 * [Learn Python From Scratch](https://www.udemy.com/learn-python-from-scratch-w/) - MD. Hasanur Rahaman Hasib (Udemy)
 * [Learn Python Tutorial](https://www.kaggle.com/learn/python) (Kaggle)
 * [Learn to program in Python](https://www.codecademy.com/learn/python)
 * [Learn to Program: The Fundamentals](https://www.coursera.org/learn/learn-to-program) (Coursera)
+* [Practical Python Programming](https://dabeaz-course.github.io/practical-python/) - David Beazley
 * [Programming Foundations with Python](https://www.udacity.com/course/programming-foundations-with-python--ud036) (Udacity)
 * [Python 3](https://www.sololearn.com/Course/Python/) (SoloLearn)
 * [Python And Cryptocurrency: Build 5 Real World Applications](https://www.udemy.com/course/coinmarketcap/) Ian Annase (Udemy)
 * [Python Built in Functions A to Z Tutorial and Examples](https://www.youtube.com/playlist?list=PLrJGwAG1U62RW_hGGnk7xXG0LciHkT54X) - Brainy Things
-* [Python Course](http://www.python-course.eu)
+* [Python Course](https://www.python-course.eu)
 * [Python Course from scratch](https://scrimba.com/playlist/pNpZMAB) - Olaf Paulson (scrimba)
 * [Python Data Analysis](https://www.coursera.org/learn/python-analysis) - Scott Rixner, Joe Warren (Coursera)
 * [Python for Everybody](https://www.py4e.com/lessons) (Coursera Reading Materials with YouTube Videos)
 * [Python Learn Course](https://www.kaggle.com/learn/python) - Colin Morris (Kaggle)
 * [Python OOP Tutorials - Working with Classes](https://www.youtube.com/playlist?list=PL-osiE80TeTsqhIuOqKhwlXsIBIdSeYtc) - Corey Schafer
+* [Python Pandas For Your Grandpa](https://www.gormanalysis.com/blog/python-pandas-for-your-grandpa/) - Ben Gorman
 * [Python Programming Essentials](https://www.coursera.org/learn/python-programming) - Scott Rixner, Joe Warren (Coursera)
 * [Python Programming Language](https://www.geeksforgeeks.org/python-programming-language/) (Geeks for Geeks)
 * [Python Programming Tutorial](https://www.youtube.com/playlist?list=PL_RGaFnxSHWpX_byHyTEj9hecPngl2DqR)