Art-Related Drawing Websites and Art Games:
Flashcards:
Piskel App: (click "create sprite")
https://www.piskelapp.com/
Pixil Art:
https://www.pixilart.com/draw
Weavesilk: ($2.99 iPhone app)
http://www.weavesilk.com
ArtyFactory:
http://www.artyfactory.com/
Sketch.io:
http://www.sketch.io
Quick Draw:
https://quickdraw.withgoogle.com
This Is Sand: (free iPhone/Android app)
http://www.thisissand.com
Artsology (Art related games):
https://artsology.com/games.php
Text Art:
http://fsymbols.com/draw/
BrushNinja:
https://brush.ninja/
Kleki:
https://kleki.com/
PhotoPea:
https://www.photopea.com/
Canvas:
https://canvas.apps.chrome/
JS Paint (looks like MS Paint):
https://jspaint.app/#local:3a9761bf4be92
AutoDraw:
https://www.autodraw.com/
Wanna Draw (Computer GIF Version):
https://shop.auditydraws.com/pages/audity-random-drawing-generator
Spin Painter:
https://mrdoob.com/lab/javascript/spinpainter/
Harmony Painter:
https://mrdoob.com/projects/harmony/
Voxels Painter:
https://mrdoob.com/projects/voxels/
Color Theory Websites:
ColorMethod:
https://color.method.ac/
TryColors:
https://trycolors.com/game/
Color Wheel Calculator:
https://www.sessions.edu/color-calculator/
Apps for Phones/Tablets:
Wanna Draw:
https://wannadraw.com/
Procreate ($10 on Apple App Store):
https://procreate.art/
Autodesk Sketchbook:
Apple: https://apps.apple.com/us/app/autodesk-sketchbook/id883738213
Google Play: https://play.google.com/store/apps/details?id=com.adsk.sketchbook