Scratch (programming language)

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Scratch Logo.svg Scratch cat large.png
Paradigm event-driven, imperative
Designed by Mitchel Resnick
Developer MIT Media Lab Lifelong Kindergarten Group
First appeared 2006
Stable release 2.0 / May 9, 2013
Typing discipline dynamic
Implementation language Squeak, ActionScript (Scratch 2.0)
License GPLv2 and Scratch Source Code License
Filename extensions .sb (Scratch 1.4 and below) .sb2 (Scratch 2.0)
Major implementations
Influenced by
Logo, Smalltalk, HyperCard, StarLogo, AgentSheets, Etoys

Scratch is a slide-and-drop programming language for children that allows them to explore and experiment with the concepts of computer programming by using the simple graphical interface of "blocks" that are put together to make simple codes.[1]

Screenshot of Scratch 1.4's development environment at startup

References[change | change source]