http://www.picassohead.com/

https://www.artsology.com/games.php  

https://www.nga.gov/education/kids.html 

https://www.fastcompany.com/90478307/stuck-at-home-take-free-drawing-classes-from-famous-illustrators


This page has links to several online lessons taught daily

https://www.jerrysartarama.com/free-art-instruction-videos/skill-level/kids


This page has free lessons listed by category

https://www.thoughtco.com/free-online-drawing-classes-1098200

Another site that links to several sites and lessons

https://www.artyfactory.com


https://artsandculture.google.com/partner?hl=en

An index for all art museums with online collections to enjoy.