Introduction

This tutorial will guide you through creating your first "Hello, World!" program using a visual block-based programming language. Block programming is a great way to understand programming concepts without worrying too much about syntax.

What You'll Need

A computer with internet access.
A web browser (like Chrome, Firefox, or Edge).
Access to a block programming editor (e.g., Scratch, Blockly-based platforms).

Step 1: Open the Editor

Navigate to your chosen block programming editor. For this example, we'll assume a generic interface similar to Scratch or Blockly.

You should see a workspace area where you can drag and drop blocks, and a palette of available blocks, usually categorized by function (e.g., Motion, Looks, Sound, Events, Control).

Step 2: Find the Event Block

Most programs start with an event that triggers them. A common one is "when green flag clicked" or "when program starts". Find this block, often in an 'Events' category, and drag it to your workspace.

Step 3: Find the 'Say' Block

Next, you need a block that makes your character or program output text. This is often a "say [text]" or "print [text]" block, usually found in a 'Looks' or 'Text' category.

Drag this block and snap it underneath your event block.

Step 4: Enter Your Message

Click on the text area within the "say" block and type "Hello, World!".

Step 5: Run Your Program

Click the green flag (or the equivalent 'run' button) in your editor. You should see your character or the program output "Hello, World!" often in a speech bubble or a console.

Conceptual Code Structure:


WHEN green_flag_clicked
  SAY "Hello, World!"

Conclusion

Congratulations! You've successfully created and run your first "Hello, World!" program using block-based coding. This simple exercise demonstrates the fundamental principles of event-driven programming and outputting information.

Feel free to experiment by changing the text or adding more blocks!

Hello World in Block Programming