Three Letter Acronym TLA

1
Three Letter Acronym ( TLA )

• An introduction to programming concepts for
  children

2
Overview

• Functionality
• Commands for Worm
• Literal commands inch, right, green
• Purpose
• A small, entertaining programming language
• Young people learn basic programming concepts

3
Need for Change

• Capitalizing on Learning
• Grades 4 or 5
• Abstract reasoning
• Present limitations
• Too Complex
• Little relative value

4
Architecture

• Lexer Parser
• Check syntax grammar
• Tree Walker
• GUI Front End
• Applet accepts commands from Inchworm object
• Back-end
• Generates Inchworm object

5
Lexer Parser

• Lexer
• Breaks code into tokens
• Parser
• Generates Syntax Tree

6
Tree Walking

• Generates Back-end code

7
Front-end

• Applet wrapped with GUI
• GUI receives commands from InchApp object

8
Error Testing

• Front-end, Back-end
• White box testing
• Verifying functions perform properly
• Ex Testing our silkworms ability to draw a
  square
• Black box testing
• Lexical conventions
• Proper parsing

9
Conclusion Suggestions

• TLA bridges the programming age gap
• Teamwork and division of labor are essential
• Timelines and strict deadlines should be
  maintained
• Anticipate time constraints and monitor program
  scope
• When all else fails make friendship bracelets.
  TLA pals for life.