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Price: $12.99 on Steam.

CSS Diner
A simple but fun browser game that will help you master CSS selectors. The player can complete 32 levels sequentially or select a level to complete manually. The difficulty of the task increases with each level.

Language: CSS style sheets.

Advantages:

easy start;
simplicity of the user-friendly interface.
Disadvantages:

only some aspects of CSS are presented.
Price: freeware.



JavaRush
JavaRush is a platform for those who want to learn the Java b2b email list programming language. The service offers a choice of three learning methods, among which you can choose a gamified one. The course consists of 80% practice, is divided into 40 levels and takes over 500 hours. At your service are 1200 practice tasks of increasing complexity and their instant verification.

Programming language: Java.

Advantages:

successful combination of theory and practice;
practical tasks;
friendly style of presenting the material;
simple interface;
the opportunity to learn from scratch.
Disadvantages: Java only.

Price: Free starter level, $30 for a monthly Premium subscription, and $50 for Premium Pro.



CodeCombat
This is a whole platform for learning programming. It is designed for students aged 9 to 16. The service offers ready-made solutions for teachers, parents, and children.

Thanks to an interesting browser game, students will be able to master the skills of web development, computer science, game development. The journey begins with learning the character's movement by writing code. The tasks and puzzles become more difficult as the game progresses. There is an inventory, experience points, special skills and much more.