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Scratch คือสิ่งที่อยู่ในรูปแบบใด?
Scratch ถูกสร้างขึ้นโดยใคร?
Scratch เหมาะสำหรับคนอายุเท่าไหร่?
ผู้ใช้สามารถทำอะไรได้โดยการสำรวจโครงการในเว็บไซต์ของ Scratch?
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Scratch เป็นชุดคำสั่งโปรแกรมที่อยู่ในรูปแบบใด?
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คุณสามารถแชร์สิ่งที่คุณสร้างขึ้นใน Scratch ได้อย่างไร?
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สิ่งที่ต้องทำเพื่อให้ลูกบอลเคลื่อนที่เป็นการกระโดดจากผนังได้คืออะไร?
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ขั้นตอนใดที่ใช้สำหรับควบคุมการเคลื่อนที่ของแป้นพิงคือ?
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สิ่งที่ต้องทำหลังจากวาง Sprites 2 ตัวในโปรเจค Pong คือ?
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ฟังก์ชันของบล็อก Change X by (n) Steps คือ?
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การใช้ If Edge Bounces? เพื่อให้สามารถให้การกระโดดของบล็อกไปทางซ้ายหรือขวาได้อย่างไร?
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สิ่งที่ต้องทำหลังจากสร้าง Sprites 3 ตัวในโปรเจค Pong คือ?
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Study Notes
Discovering Scratch: A Beginner's Guide to Block Programming
Imagine having your own virtual playground where you can create interactive games, animations, stories, and more — all while learning essential coding concepts without writing lines of text. This is precisely what Scratch offers, making it one of the most popular programming languages among young learners and beginners!
What Exactly Is Scratch?
Created by MIT Media Lab, Scratch serves as both an online community platform and a block-based visual programming environment designed specifically for children aged 8–16 years old. With its intuitive interface consisting of colorful blocks arranged into various categories such as Move, Look, Sound, and Control, Scratch aims to remove barriers between learning and doing by simplifying complex concepts like loops, variables, and functions through drag-and-drop operations.
Exploring Projects and Sharing Creativity
The Scratch website provides access to thousands of projects created by users worldwide. By exploring these projects, newcomers gain inspiration, discover different applications of their newly learned skills, and engage with the vibrant and supportive user community. Users can also share their creations on the site, receive feedback from fellow members, and participate in collaborative efforts.
A Step-by-Step Introduction to Scratch
Let us take a look at how Scratch works using an example project: creating a game called 'Pong.'
Firstly, open up Scratch and choose either the Create option or click New Project when prompted to start fresh. On the left sidebar, find the Sprite library section containing predesigned characters, objects, or even upload your own images. Select something suitable for our Pong game, say a ball sprite. Next, arrange two more Sprites — one representing the paddles and another for the background. Finally, decide on a name for this new project.
Now, let's begin scripting! To make our ball bounce off of walls, follow these steps:
- Place a When Green Flag clicked block under the Events category onto the stage area.
- Attach two If Edge Bounces? blocks from the Operators category above the previous block. These will detect collisions with certain edges and allow adjustments accordingly.
- Connect a Change X by (n) Steps block from the Motion category inside each If Edge Bounces? block. Set n to -(the width of the Ball sprite) if hitting the left edge, and set it to +(width of the Ball sprite) if hitting the right edge.
- Repeat step three for the Y coordinate, replacing the X in the variable names with Y.
- Add a wait (0.1 secs) block below the final Event handler block to maintain smooth movement.
To handle the player controls, we need to create a similar set of scripts for moving the paddle. The process involves placing specific blocks corresponding to each action. For instance, when clicking the Space bar, move the Paddle sprite upward; if they press Shift, move it downward, etc.
With these pieces combined, we have successfully developed a basic Pong game within minutes! As you become familiar with the system, advance to more intricate constructions like choosing random colors based on scoring events, implementing sound effects, and creating other features.
In conclusion, Scratch opens doors to creativity and education, allowing aspiring programmers, educators, and enthusiasts alike, to build unique platforms and develop valuable technical knowledge. Its simplicity makes it accessible to those who perceive themselves as nontechnical individuals seeking opportunities to acquire foundational computer science concepts.
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Description
Explore the world of Scratch, a beginner-friendly block programming language designed by MIT Media Lab for young learners. Learn how to create interactive games, animations, and stories using colorful blocks and unleash your creativity in an intuitive visual programming environment.
