https://canvas.apps.chrome/ (Drawing)
https://tholman.com/beautiful-curves/ (Drawing)
https://www.autodraw.com/ (Drawing)
https://quickdraw.withgoogle.com/ (Game)
https://brush.ninja/ (Animation)
https://usecubes.com/design (3D cubes)
https://www.youtube.com/user/ArtforKidsHub (drawing videos)