Sumo Paint is a more advanced tool for those who want to draw and paint directly in the browser. It’s also available as a regular computer program. However, the latter requires a paid subscription.
Full disclosure: [Óscar] isn’t nine now, but he was in 1988 when he wrote LOCS, a drawing program in Z80 assembly modeled after Logo. You can see a demo of the system in the video below. You might ...
Most computers have basic software for creating digital drawings. But it’s often better to install specialist software - there are lots of free programs and apps that are designed for digital drawing.