Build HTML5 games

HTML5 game development is one of the most practical and motivating programming projects available to CS students. HTML5 games run directly in any web browser — no app stores, no plugins, no special hardware — which means students can share their creations with friends and family the moment they are complete. codeguppy.com provides a browser-based JavaScript environment specifically designed to help students build HTML5 games from scratch, guided by step-by-step tutorials and a rich library of example projects.

Building HTML5 games teaches students a wide range of programming concepts in a highly motivating context. Game development naturally introduces variables (tracking score and lives), conditionals (checking for collisions), loops (animating movement), functions (organizing game logic), and event handling (responding to keyboard and mouse input). For CS teachers looking for a project-based unit that covers multiple curriculum standards at once, an HTML5 game project is an excellent choice.

The platform is built on top of the p5.js library, which provides student-friendly functions for drawing shapes, displaying sprites, detecting input, and playing sounds. Students can build working game prototypes quickly — a basic Breakout or Pong game can be completed in a few class periods — with room to extend and personalize their projects as they develop more advanced skills. This scaffolded approach makes HTML5 game development accessible to beginners while offering depth for more advanced students.

For school librarians organizing makerspace coding sessions or educators planning after-school coding clubs, HTML5 game development on codeguppy.com requires nothing more than a browser and an internet connection. The platform is free, works on Chromebooks and school computers, and offers a welcoming community of student creators sharing their projects.

Build HTML5 games

A free coding platform for schools

codeguppy.com is a free coding platform for high-school and middle-school students. Teachers around the world are using codeguppy.com to teach JavaScript.

To make coding easy, fun, and engaging for students of all ages, codeguppy.com comes with an online code editor and a graphical oriented runtime based on the p5.js library. The platform enables students to learn JavaScript while building fun games and animations.

Coding projects and activities for students

codeguppy.com comes with tons of coding projects and activities that students can use as a starting point for their projects.

Contact us!

If you want to learn more about the free coding platform, please feel free to contact us at any time. We can discuss how to get started with coding, how to implement codeguppy.com in your coding club ... or even discuss coding questions or share programs.

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