Twinkle Sarah Alkuhlani Anwesha Deb Neethi Vedamoorthy Shilpa

Twinkle Sarah Alkuhlani Anwesha Deb Neethi Vedamoorthy Shilpa Miriyala Faiza Khan Khattak

Introduction Twinkle An imperative, interpreted language For Child care givers: Parents, sisters, . . etc To Create interactive activities for young children

Introduction Motivation: Provide a simple way to create customized activities for young children

Introduction Watch Listen Say family

Introduction Watch Listen Say daddy

Introduction Watch Listen Say grandma

Introduction Watch Listen Say sleep

Introduction Watch Listen Say eat

Introduction Watch Listen Say drink

Introduction Press a key… and learn A apple

Introduction Press a key… and learn C cat

How does a program in Twinkle look like? ? Basic unit of a twinkle program: ELEMENT screen 5 Text in any color image Sound/speech

How does a program in Twinkle look like? ? Collection of elements : Activity is called by : ACTIVITY MAIN Element 1 Element 2 Element 3 CALLS main

Working example Let’s Count

Working Example Press the right number. .

Working Example Excellent !! 5 5

Working Example Press the right number. .

Working Example Oh oh. . Try Again !! 6

Syntactic Constructs Activity Lets. Count { list numbers = (“ 1”, “ 2”, “ 3”, “ 4”, “ 5”); list pictures = (“ 1. jpg”, “ 2. jpg”, “ 3. jpg”, “ 4. jpg”, “ 5. jpg”); list answers =(“ 1. wav”, “ 2. wav”, “ 3. wav”, “ 4. wav”, “ 5. wav”); list keys = (“ 1”, “ 2”, “ 3”, “ 4”, “ 5”); list colors = ("red", "blue", "black", "green", "brown"); var question=”Press the right key”; Element title(“Let’s Count”, “Lets. Count. jpg”, ”count. wav”, ”RED”); } main { } show(title, 5); show. And. Test (numbers, pictures, colors, question, answers, keys); start(Lets. Count);

Syntactic Constructs Other Constructs Conditionals (if/else) Looping constructs (while, loop) Built-in functions show. Element show. All show. Message showif. Pressed show. And. Test is. Pressed say

Architecture Interactive Output Screen *. t Let’s Count Front End Let’s Count Lexer & Parser Syntax Tree Back End Walker & Interpreter Twinkle Action Performer ANTLR grammar. g walker. g Key Listener Text to Speech Converter

Tools and Environment Development tools Eclipse 3. 5 Java 1. 6 SDK , Swing ANTLR 3. 2 Free. TTS , Sun Microsystems Words. Eye, Semantic LLC AT&T Labs Natural Voice Java Swing- Display Management tools Google Code – version control Microsoft Office 2010 Windows

Testing Black box testing. White box testing. Unit testing. Integration and Regression testing. System testing.

Lessons Learnt Working in a team with people we never met before. Diversity Women team

Why Twinkle? Educational Economical Simple Unique

Thanks