Scratching the surface of code
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Sensing
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Making Sprites Move
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Maths in Scratch
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Scratch Junior
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Raspberry Pi
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The sensing blocks can do stuff like ask questions or detect if another sprite/ the mouse is near.
Touching
? . This will detect if your sprite is touching another sprite or the mouse.
Touching colour _. This will detect if your sprite is touching a colour.
Ask
and wait. This means if your sprite asks a question such as what's 5+5 , your sprite will wait until you answer.
Key _ pressed ?. This means if you press a certain key, it will run some code.
Mouse down?. This means if the mouse is down it will do something.
Turn video __. This means it will turn the video on and you can use this to make interactive games.
Set video transparency to _%. This will make the video more or less transparent.
Reset timer. This means it will reset the time.
The next blocks are the operators.
Home
What is Scratch
The Interface
Sprites
Backdrops
Scratch Blocks
Motion
Looks
Sounds
Pen
Data
Events
Control
Sensing
Operators
More Blocks
Scratch Projects
Making Sprites Move
Painting Sprites
Talking Sprites
Changing Backdrops
Making a Quiz
Maths in Scratch
Animating In Scratch
Composing a Song
Scratch Junior
Hardware&Scratch
Raspberry Pi
Events&Me