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Sprite-visual object (actor on the stage)
Scripts- Tells actors (sprites) what to do
The Scratch stage is 480 pixels wide and 360 pixels high.
-180
0,0at the center of the stage
Moving right increases the x valueMoving left decreases the x value
180
240-240
Responding to user actions like mouse clicks and key presses
Example: We programmed the witch to move with the
arrow keys
One block is executed after the other block in order from top to bottom.
Example:
Things can happen at the same time
When we want something to repeat or continue to do something over and over.
We could use LOTS of blocks over and over
OR use a loop or iteration (repeat something)
Example:Forever block
We want to track something and want the value to change or vary
Example: Create a variable
When we want something to happen IF something is true
Called an IF statement or Conditional Example:
Must have at least one of each:SpriteEvent handlingSequential executionParallel executionLoopVariableConditionalSoundText Instructions on how to play the game at the
beginning