Turning Errors into Engagement: The Journey of Developing a Pacman-Style 404 Game

GAMINGbible’s new error page

Callum Eddisford
4 min readMay 9, 2024
The Game

Introduction 🕹️

Encountering a 404 error page often signals a dead end for website visitors, leading to frustration and potential site abandonment. Inspired by playful error pages from major tech companies, I embarked on a journey to transform these moments into engaging experiences. This story shares how integrating a Pacman-style game into a 404 page can amuse visitors and keep them engaged.

The Inspiration 😍

Drawing on a blend of nostalgia and innovation, the game of Pacman — a cherished classic — served as the perfect metaphor for navigating the sometimes labyrinthine internet, where dead ends (404 errors) are inevitable. The idea to spell out “404” with the game board was an intuitive blend of thematic relevance and playful design.

Conceptualisation and Design ⚙️

Designing the game involved integrating the “404” seamlessly into the game grid, maintaining the iconic look of Pacman while keeping the error message clear. This not only preserved the game’s charm but also highlighted the error in a fun, interactive way.

The game board

While the game incorporates various CSS techniques, the real game-changer was the use of CSS Grid. Initially, I considered using a combination of HTML canvas and JavaScript to render the game, which would have been straightforward but less challenging. Seeking a more innovative approach, I turned to CSS Grid, which proved to be a perfect fit. It allowed for precise control over the layout, making it possible to intricately design the game board to spell out “404” while maintaining a responsive and scalable structure. This decision not only added a layer of complexity but also showcased the versatility and power of modern CSS.

CSS Grid

Developing Character Animations 👾

One of the project’s innovative aspects was the animation of characters — Pacman and the ghosts. Traditional web animations can add significant load times to a page, but I wanted to keep our 404 page efficient and responsive. To achieve this, I developed a custom React tool called “react-spriter”, check the project out here or read about here!

React-Spriter utilises sprite sheets — single images that contain all frames of an animation laid out in a grid. These sheets are incredibly size-efficient, significantly reducing the amount of data needed to download compared to individual frame files or heavier GIFs. The tool then manipulates the background position of these sprite sheets to display only the relevant segment of the image, creating the illusion of animation while minimising the page’s network footprint.

Ghost sprite sheet

This approach not only ensures that the animations run smoothly across different devices but also aligns with best practices for web performance, keeping the interactive 404 page as lightweight as possible.

Implementation Highlights

  • Automated Ghosts: The ghosts, crucial antagonists in Pacman, were programmed to mimic the classic game’s challenge, enhancing the nostalgic feel. Not only do the ghosts freely move around the board but they also look in the direction they’re moving!
  • Pellet Collection and Scoring System: A scoring system encouraged continued engagement, with users collecting pellets to increase their score, mimicking the original Pacman gameplay.
  • Adaptive Controls: Ensuring the game was accessible on both desktop and mobile platforms, we implemented responsive controls using keyboard and touch inputs.

The Impact of Gamification 🎮

The gamified 404 page transformed potential user frustration into a delightful diversion, significantly increasing the time users spent on the page and boosting overall site engagement. This approach not only retained visitors but also encouraged them to share the page, inadvertently driving traffic and enhancing our site’s visibility.

Lessons Learned 🤔

This project underlined the power of creativity in web development. By stepping outside conventional boundaries, we created a unique and engaging user experience that also served a functional purpose, turning error notifications into opportunities for delight and engagement.

Conclusion

Developing the Pacman-style 404 game was a rewarding journey that married fun with functionality. It reinforced my belief in creative problem-solving and the potential of interactive design to transform user experiences. As we continue to explore the intersection of design and utility, this project serves as a reminder that sometimes the most effective enhancements are born from reimagining the mundane.

P.s. you can check out the game here: https://www.gamingbible.com/x

❗Call to Action❗

To other developers and designers: consider how you can transform routine interactions into memorable experiences. Are there elements of play you can introduce into your projects? I invite you to share your thoughts and experiences on transforming standard web components into engaging elements!

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Callum Eddisford
Callum Eddisford

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