Canva - Canva is a graphic-design platform with a drag-and-drop interface to create print or visual content while providing templates, images, and fonts. Canva makes graphic design more straightforward and accessible regardless of skill level.
Can't Unsee - A simple game to test your Design skills 🖌
PicMonkey - PicMonkey is a feature-rich online photo editor that works right in your browser; no downloads...
The Colour Game - Find the odd colour
Piktochart - Piktochart for Business Storytelling
Colordot for iOS - A color picker for humans.