WebGL Globe Game: Twenty Questions

Thumbnail of Globe with Labeled Countries Help

Zoom In Zoom Out Resume Spinning

Find and Select Countries on the Globe

How to Play the Globe Game

Tap the Play button to begin. Find and select specific countries on the globe.

  1. Tap once to stop the globe from spinning.
  2. Tap a second time to select a country.
  3. Tap a third time to see the next question.
  4. Tap the spin button at any time to spin the globe or start the selection process over again.

Answer 20 questions correctly for a score of 100 points. Each correct answer equals five points. Countries display on the globe with colors rather than names. Questions ask players to select countries by name. Find each country based on the shape of it's border and location on the globe.

Swipe to spin the globe. Tap the globe three times for each question.

Before playing, see the Cheat Sheet globe map for country boundaries with names. The Spin, Zoom In, and Zoom Out icons display below the globe. The current question also displays below the globe. The question number with the name of the country players currently seek, appears between the globe and the Spin button.

Tap the Zoom In or Zoom Out buttons for better viewing and precise selection. Center very small countries in the viewport, tap to stop spinning, then zoom in. The Spin button allows players to begin the country selection process again.

Alternate Between Stop and Spin

Select the Spin button below the globe at any time. The Spin button allows the globe to rotate when you swipe. Toggle between stop and spin modes. Tap the globe the first time to stop spinning. Tap the Spin button to start rotating the globe again. Spin restarts selection of a country. If you're not happy with the current rotation of the globe then Spin again.

Windows Phone Selection

Windows Phone responds to touch up events as if the player tapped. For those playing with Windows Phone, swipe then lift your finger to stop the globe from spinning. The game then waits for the selection of a country. The ping sound and text lets players know they triggered the selection process.

Tap the Play button to begin. Find and select specific countries on the globe. The country to find, spin, zoom in and out buttons appear below the globe. Tap the Spin button to rotate the globe at any time. Tap once to stop rotation. Tap a second time to select a country. Tap a third time to see the next question.

Create 3D Games

Book Two in the Series, Learn WebGL

The e-book, Create 3D Games, teaches how to make two similar 3D games, with WebGL.

The first game, 3D Globe Game, demonstrates a range of concepts useful for Web developers. Concepts include efficiency, responsive Web design, and optimization. Learn to create the Globe Game where players answer twenty questions to find countries on the globe.

The 3D Biplane Game, displays a biplane aircraft. Find parts on the airplane. The Biplane Game reuses and reinforces concepts explained with the Globe Game. The Biplane Game also demonstrates how to use the book's software to make your own games.

The book's games run on mobile devices and desktops. Devices such as cell phones, mobile phones including Androids, iPhones, and Windows Phones, benefit from optimization techniques discussed in the book. Optimization techniques allow games to download and run quickly.

Tags

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