Scratch Tutorials, Questions & Answers
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🚀 Ask QuestionsCan't upload custom sprites on mobile device
Learn how to upload custom sprites to Scratch on mobile devices. Complete guide with troubleshooting tips for Android and iOS users having sprite upload issues.
Clone color effects not updating dynamically
Learn how to fix clone color effect issues in Scratch where color changes don't apply properly to clones. Complete guide to variable scope, clone properties, and dynamic color management.
Collision Detection in Scratch Platformer Games
Learn how to implement proper collision detection for your Scratch platformer games. Complete guide with code examples and best practices for smooth gameplay mechanics.
Creating a large number formatting system with K, M, B abbreviations
Learn how to implement a number formatting system in Scratch that displays large numbers with abbreviations like K for thousands, M for millions, and B for billions. Complete tutorial with conditional logic.
Creating a Room Check System for RPG Games in Scratch
Learn how to implement a room detection and management system for your Scratch RPG game. Complete guide with background switching and room-based events.
Creating online multiplayer servers for 6 players
Learn how to implement server-based multiplayer systems in Scratch that can handle up to 6 players per server using cloud variables and efficient data management.
Creating realistic orbital mechanics and celestial body generation in space simulation games
Learn how to implement realistic orbital physics, planetary movement systems, and procedural celestial body generation for space simulation games in Scratch.
Creating smooth scrolling backgrounds in Scratch
Learn how to implement parallax scrolling backgrounds and camera systems in your Scratch games. Complete tutorial with multiple techniques for beginners and intermediate developers.
Custom Block Parameters Resetting to Zero - Understanding Variable Scope
Learn why custom block parameters appear to reset and how to properly handle variables in Scratch custom blocks. Complete guide with examples and solutions.
Date Calculation in Scratch - Adding Days and Converting Formats
Learn how to calculate future dates, add days to current date, and format dates properly in Scratch. Complete tutorial with examples for library systems and date management.
How to calculate projectile trajectory and power for accurate targeting in Scratch
Learn advanced physics calculations for projectile motion, including trajectory prediction, power calculation, and accurate targeting systems for 2D platformer games with gravity simulation.
How to Create a Scroll Bar in Scratch Games
Learn how to implement a functional scroll bar for your Scratch game shop or inventory system. Complete tutorial with clone management and positioning techniques.
How to create dynamic saturation effects for sprites in Scratch
Learn multiple techniques to add saturation and color intensity effects to sprites in Scratch, including ghost overlay methods, color effects, and advanced RGB manipulation for dynamic visual effects.
How to create realistic sprite bounce physics based on collision direction
Learn how to implement proper physics-based bouncing in Scratch where sprites bounce realistically off surfaces based on approach angle and surface orientation. Complete guide with velocity and collision detection.
How to fill vector polygons with triangulation
Learn how to fill complex vector shapes and polygons using triangulation techniques in Scratch. Complete guide with algorithms and code examples for advanced graphics programming.
How to implement complex math equations in Scratch
Learn how to convert mathematical equations into Scratch blocks. Complete guide with examples for implementing formulas, floor functions, and mathematical operations in your projects.
How to make objects target specific players in online multiplayer games
Complete guide to implementing player-specific object targeting in Scratch cloud-based multiplayer games. Learn cloud variable techniques, player identification, and object movement systems.
How to prevent clones from bunching and overlapping
Learn effective techniques to prevent sprite clones from overlapping and bunching together in Scratch games. Complete guide with collision detection and spacing algorithms for better clone management.
How to prevent negative money in shop systems
Learn how to implement proper money validation in Scratch shop systems to prevent players from purchasing items they can't afford. Complete guide with conditional logic and error handling.
Implementing exponential functions and power operations in Scratch
Learn how to create exponential functions and power operations in Scratch. Complete guide with custom blocks, mathematical precision, and advanced calculation techniques.
Making Scratch Projects Mobile-Friendly - Complete Touch Controls Guide
Learn how to add touch controls and make your Scratch projects work perfectly on mobile devices. Step-by-step tutorial with examples and best practices.
Managing dynamic data in cloud variables with automatic cleanup
Learn how to implement efficient data storage systems in Scratch cloud variables with automatic oldest-entry deletion and data validation. Advanced tutorial for cloud data management.
Movement script causing inconsistent sprite behavior
Learn how to fix movement script issues in Scratch where sprites move randomly or inconsistently. Complete guide to proper direction calculations, movement optimization, and pathfinding algorithms.
Project title and tags not updating properly
Learn how to fix project title display issues and tag problems in Scratch. Complete guide to project metadata management, search optimization, and proper project naming conventions.
Variables showing zero values randomly in game
Learn how to fix variable display issues in Scratch games where score and stats randomly show as zero. Complete troubleshooting guide with solutions for variable persistence and proper game state management.
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