Lesson 9 of our app inventor tutorial, a factorial calculator using for-loop and global variable.
App Inventor tutorials for Beginners playlist:
• App Inventor 2 Tutorials for Beginners
English subtitle supported, please turn on Subtitle/CC and choose English.
Useful Links:
MIT App Inventor2: http://ai2.appinventor.mit.edu/
App Inventor Tool: http://appinventor.mit.edu/explore/ai...