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Recursion
Calling a procedure from inside itself.
Procedural Abstraction
The process of developing a program by breaking up a large problem into smaller sub-problems.
Modularity
The process of breaking a problem into smaller pieces; a form of procedural abstraction.
Clone
A copy of a sprite that shares information with its parent sprite but does not share changes made to it.
Debugging
The art of identifying errors in computer programs and fixing them.
Input
Information entered into a program by the user or values filled in the empty boxes in a block.
Output
Any data sent from your program to the user or to any device, typically depending on the input.
Higher-order Function
A function that takes a function as input or reports a function as output.
Sprite Variable
A variable that belongs to a particular sprite, similar to a global variable.
Artificial Intelligence (AI)
A field of computer science aiming to get computers to think.