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CheckIO is a web site with a mission: To teach JavaScript and Python coding skills through a game-playing interface. It is designed to teach new skills or improve existing skills through completing challenges.

CheckIO Reviews and details

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  • CheckIO Landing page
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Social recommendations and mentions

We have tracked the following product recommendations or mentions on various public social media platforms and blogs. They can help you see what people think about CheckIO and what they use it for.
  • I am stuck!
    Have you heard of CheckIO ( They have a gameified "Mario world" of coding challenges that are smaller and come with more explanation, tests to guide you through edge cases and provide hints. The challenges start from total beginner and progress to more advanced. And best of all, after you solve a problem they show you what other people do. I highly recommend this for you. Also consider... Source: 6 months ago
  • I feel like I may not be smart enough to get into the cybersecurity space
    Cyber isn't gonna be a light switch, where you can flip it and be good. Don't be too hard on yourself. Start with some hands on stuff like or You could look at certs like Security+ or CySA+ for some direction. It took me years to get into cybersecurity, and I still don't feel like I know anything. Source: 11 months ago
  • I need some advice to learn Python.
    Much better to get your hands dirty than watching the videos. Try: Source: 12 months ago
  • Where can i test my knowledge?
    When I was first learning python I like using Checkio provides programming problems in a gamified environment. After you have solved a problem you can see how others have solved the problem. This really accelerated my learning. Source: about 1 year ago
  • Projects for beginners
    Look at Range of problems to solve ('missions') When you do you can see how others solved them too which ids very instructive. Source: about 1 year ago
  • Beginner programmer. I'd like to start contributing to projects on github and I'm looking for any information on friendly projects.
    Have you looked at I have found it very helpful to work the problems there. The best part is after you solve a "mission" in a beginner manner, you can read the solutions from others and that has really helped me to learn. Source: about 1 year ago
  • The F.O.M.O. Effect: How to Overcome the Pressure of Keeping Up in the Tech Industry
    Instead of hopping between new technologies or languages all the time, concentrate on mastering a select few that are crucial for your current project or job. This will enable you to fully realize the potential of these technologies and more effectively develop your skills. You can utilize gamification here as well for example with programming games to fine-tune your programming skills in one language. Here are... - Source: / over 1 year ago
  • Hands-on Python Learning for Beginners
    Https:// Gamified programming puzzles, starts easy and gets harder. The great thing is you get to see how others have solved the puzzle after you have solved it. It was fun and very helpful when I was learning. Source: over 1 year ago
  • Most coding courses suck – this is why we're building a text adventure
    There are a few gaming based resources: * * * * There are also interactive ones that are project based, for example: - Source: Hacker News / over 1 year ago
  • Is there anyone doing 100 days of python course by Angela yu?
    Went sideways in between and learnt more of front end and other web frameworks like django etc. Also had some fun with online python programming challenges e.g. Checkio etc. Source: over 1 year ago
  • Ask HN: Working as Software Engr for 5 years but forgotten all CS stuff. Normal?
    In some specializations of programming, you're going to need a lot of those things. For instance, working with game engines, scientific simulations, image or signal processing, finance, or simply making the base software and libraries that other people use, can involve a lot of CS. In larger corporations, the programming is often much higher level, and consists more of stringing together libraries and frameworks... - Source: Hacker News / over 1 year ago
  • Interesting methods of learning Python better?
    I read a book and at the same time used Checkio provides a series of "gamified" programming challenges. You get to see how others have solved the same problem. I found this accelerated my learning. The problems were also fun to solve. Source: almost 2 years ago
  • How I became a Software Tester in 1 Year
    I spent lots of my time at That is another website I really recommend. Checkio is a learning platform that teaches you programming. Yet, it involves gamification. You solve issues and then unlock other challenges. That was really fun and lots of learning at the same time. Another great platform is which also gives many opportunities to learn various programming languages. - Source: / about 2 years ago
  • Learning Python
    Checkio - Coding games beginners to advanced. - Source: / over 2 years ago
  • What are good online resources for learning Python for intermediate programmers (i.e. ones who already understand fundamentals of programming)
    I found very useful for learning how to write idiomatic python. A gamified set of programming problems. After you solve a problem you can see how others solved the problem. Source: over 2 years ago
  • I am looking for a python lesson with practices, does anyone have that?
    I like it is a gamified programming environment. You solve a program, and move on to the next level. You get to see other solutions and you solve problems. It is a great way to learn. Source: over 2 years ago
  • Godot & Python?
    Latest release on November 2020 :/ They might be waiting for Godot 4 to further the develop the wrapper but meh, I'd say learn python on fun sites like codecademy (I personnaly don't like it though) or, let's you learn by completing fun challenges and exposes you to growing number of functionalities from the language. Source: over 2 years ago
  • An advice request
    Also has a variety of different themes programming challenges. Source: over 2 years ago
  • hey guys i'm learning how to code, just a quick.
    I enjoyed using It is a series of programming problems in a game-ified framework. After you solve a problem you get to see the solutions from others. This was eye opening when I was first getting started. Source: over 2 years ago
  • I feel broken. I want to learn. I need to learn. I can't get my head in the game.
    Understand this is important and set clear reliable, achievable and measurable goals. For example you could decide to read the book "Fluent Python", and read it for 30 min per day at least 4 days per week. You could decide to do 1 problem from per weekend.... Source: over 2 years ago
  • Teaching my kids about crypto and seeing them so interested in the subject in one of those small things I enjoy in life
    My nine year old downloaded the Algorand wallet. I send him .6 ALGO's for every competition math problem he gets right; he pays me .2 for every wrong answer. I send him 2.5 for every Python problem solved on It's well spent money. Source: over 2 years ago

External sources with reviews and comparisons of CheckIO

15 Best LeetCode Alternatives 2023
CheckiO is a platform with coding games created for different levels of programmers, from beginners to advanced levels. Using fun and engaging methods, you can use coding games to solve challenges in TypeScript and Python on the platform.
8 Best LeetCode Alternatives and Similar Platforms
CheckIO is available in English and Spanish. The platform was designed by a group of engineers and now has a number of customers all over the globe who may use it to improve their programming speed and abilities by following the instructions on the screen.
4 high-quality HackerRank alternatives (plus 7 honorable mentions)
Checkio is the most whimsical HackerRank alternative on this list. It’s also focused on two languages: Python and TypeScript. On this site you’ll be thrown into a gamer’s paradise that includes robot mollusks and coding your way off an island. But once you accept the coding challenges, you go straight into a serious coding environment.

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