Learn to Build 3D Games

Free tutorials, one step at a time. Each one opens a game in the builder and walks you through it, right in your browser.

1. Climb to the Top

Add blocks to build a path up to the flag.

  1. Climb to the Top: See that flag up there? Your job is to reach it.
  2. Try It First: Press Play and try to reach the flag.
  3. No Way Up! Press Stop. Let's build a way to reach the flag.
  4. Quick Action: This button is how you build out your game. Click it.
  5. Add a World Asset: Blocks live in the 3D world, so choose Add World (3D) Asset.
  6. Find One: Choose Find to browse the asset library.
  7. Pick a Block: Here are some blocks. Pick one you like, then press Continue to drop it into your world.
  8. Look Around: There's your block! Hold the right mouse button and drag to orbit around it.
  9. Move It Into Place: Use the blue and green arrows to drag it near the flag.
  10. Climb to the Top! Keep building as long as you like. When you're ready, press Play and climb to the flag!
  11. Good Job! You now know how to add and position assets in your level. Keep building or go back to try the next tutorial.
Start Tutorial
1. Climb to the Top

2. A Game of Tag

Teach the dog to run away, then tag it to win.

  1. A Game of Tag: Meet the dog. It wants to play tag, but nobody has taught it the rules.
  2. Try to Tag It: Press Play, walk over, and try to tag the dog.
  3. It Doesn't Run: The dog just sits there! Press Stop. Let's teach it to run away.
  4. Select the Dog: Click the dog to select it.
  5. Quick Action: This menu changes with what you have selected. Click it.
  6. Add a Behavior: Behaviors make assets do things. Choose Add Behavior.
  7. Movement: Choose Add Movement.
  8. Run Away! Choose Flee from the Player.
  9. Start Right Away: Choose Start Right Away so the dog runs from the start.
  10. Chase It: Press Play. Now try to catch the dog!
  11. Tag Does Nothing: It runs! But tagging it doesn't win the game yet. Press Stop.
  12. Select It Again: Click the dog to select it again.
  13. Quick Action: Open the menu again.
  14. Add a Behavior: Choose Add Behavior.
  15. Something Special: Choose Add Special.
  16. Game Actions: Choose Game Actions.
  17. Win the Level: Choose Win Level.
  18. Tag Means Win: Choose Start on Collided. Touching the dog is how the game knows you tagged it.
  19. Play Tag! Press Play and tag the dog to win!
  20. Good Job! You taught the dog two behaviors: run away, and win when tagged. Keep building or go back for the next tutorial.
Start Tutorial
2. A Game of Tag