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⚔️ TrueSize Challenge Game ​

Put your geography knowledge to the test! The TrueSize Challenge is a fast-paced quiz game where you compare the true size of territories from around the world. Can you identify which region is larger?

How to Play ​

How to Play TrueSize Challenge Game

Starting the Game ​

  1. Click the Game button in the main toolbar
  2. Wait for the game data to load (this happens only once)
  3. The game begins automatically once ready

Direct Link: You can also share or bookmark the game directly using: https://truesize.net/#game

Select which country is bigger

Gameplay ​

  • Two territories appear on the map, positioned at their original locations
  • You have 15 seconds to decide which territory is larger
  • The territories automatically move to the equator for easy comparison
  • Click LEFT or RIGHT to make your guess
  • Earn points for correct answers and track your best score
TrueSize Challenge Game score

Scoring & Difficulty ​

  • Each correct answer increases your score by 1 point
  • The game progressively introduces territories of different sizes:
    • Early rounds (0-2 points): Large countries and regions
    • Mid game (3-9 points): Mix of medium and large territories
    • Advanced (10-14 points): Wider variety including smaller regions
    • Expert (15+ points): All territory sizes including challenging micro-regions
  • Your best score is automatically saved in your browser
  • Challenge yourself to beat your personal record!

Game Features ​

  • Smart territory selection: Territories are grouped into 8 size buckets to ensure fair and interesting comparisons
  • Automatic positioning: Territories move to the equator after you guess, making size comparison clearer
  • Animated transitions: Smooth camera movements and territory animations enhance the experience
  • Memory optimized: The search worker is terminated during gameplay to ensure smooth performance

Tips for Success ​

  • Pay attention to the shape and proportions of territories
  • Remember that territories near the poles appear larger on most maps due to Mercator distortion
  • Countries with similar areas can be tricky - look carefully at their boundaries
  • As you progress, expect more challenging comparisons between lesser-known regions

Exiting the Game ​

  • Click the ✕ button in the game header at any time
  • Confirm you want to exit in the dialog
  • Your best score is saved automatically

Geography Learning ​

The TrueSize Challenge is more than just a game - it's an educational tool that helps you:

  • Understand map distortion: See how territories at different latitudes compare when moved to the equator
  • Learn about subdivisions: Discover provinces, states, and regions you may not have known existed
  • Build spatial awareness: Develop intuition for relative territory sizes across the globe
  • Challenge misconceptions: Many territories are larger or smaller than commonly perceived

Performance Notes ​

The game is optimized for smooth performance:

  • Territory data is pre-loaded into memory in size-based buckets
  • A dedicated web worker handles territory selection
  • The search feature is temporarily disabled during gameplay to free memory
  • All animations use hardware-accelerated rendering

Ready to test your geography skills? Launch the map and click the Game button to start the TrueSize Challenge!

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Please rotate your device

The map needs portrait orientation on small screens — landscape leaves too little height to work with.