HTML: HTML is a scripting language that is used to develop front-end of a webpage.
CSS: CSS is a language that helps us to design various styles in the document. That is, it helps us to decide how various elements in the document are displayed.
Flexbox Froggy: Flexbox froggy is a game where we get to learn CSS flexbox with the help of a froggy and its friends.
Grid: Grid garden is also a game which helps us learn CSS grid.