These three short videos are so good for understanding how to make a game, genres from easiest to hardest, and the idea of minimum viable product - a critical idea!
This video helps you come up with a great game idea
This video is great for the next level of game design - perfect for you Level 2 and 3s...
Game design conventions are established, commonly understood rules and practices that players and developers rely on to create a predictable and engaging experience. They are also often called elements
They are often further categorized by genre or platform.
Here's a few really good resources to help you with your research:
Two essential reads to get you started:
https://www.getmecoding.com/design-a-great-video-game/
https://www.juegostudio.com/blog/game-design-principles-every-game-designer-should-know
https://www.cgspectrum.com/blog/game-design-principles-player-engagement
Check out this version too, created for NZ High School students:
And a couple more useful videos I found...
This seriously cool series will help you understand and apply the skills and techniques for game design.
Game engines
Unity, GODOT, Unreal engine, Scratch, Roblox
Sprite generator
Tile sheet generator
Asset stores
Sound effects libraries
Examples include:
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