Sarah AlkuhlaniAnwesha DebNeethi VedamoorthyShilpa MiriyalaFaiza Khan Khattak

An imperative, interpreted language

Twinkle

Create interactive activities for young children

For

To

Child care givers:Parents, sisters, .. etc

Motivation:

Provide a simple way to

create customized activities

for young children

familyWatch

Listen

Say

daddyWatch

Listen

Say

grandmaWatch

Listen

Say

sleepWatch

Listen

Say

eatWatch

Listen

Say

drinkWatch

Listen

Say

applePress a key…

and learn

A

catPress a key…

and learn

C

Basic unit of a twinkle program: ELEMENT

screen

5 Text in any color

image

Sound/speech

Element1

Element 2

Element 3

mainCALLS

Collection of elements :ACTIVITYACTIVITYActivity is called by :MAINMAIN

Let’s Count

Let’s Count

Press the right number..

5

Excellent !!

5

Press the right number..

Oh oh.. Try Again !!

6

Activity LetsCount { 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”, “LetsCount.jpg”, ”count.wav”, ”RED”);

show(title, 5);showAndTest (numbers, pictures, colors, question, answers, keys);

} main {

start(LetsCount); }

Other Constructs

Conditionals (if/else if/else)

Looping constructs (while, loop)

Built-in functions show showElement showAll showMessage showifPressed showAndTest isPressed say

Lexer & Parser

Lexer & Parser

Syntax Tree

Syntax Tree

Walker &InterpreterWalker &

Interpreter

ANTLRANTLR

grammar.g walker.g

Twinkle Action

Performer

Twinkle Action

Performer

Key Listener

Key Listener

Text to Speech

Converter

Text to Speech

Converter

*.t*.tInteractive Output

ScreenInteractive Output

Screen

Front End Back End

Let’s Count

Let’s Count

Eclipse 3.5Java 1.6 SDK , SwingANTLR 3.2 FreeTTS , Sun MicrosystemsWordsEye, Semantic LLCAT&T Labs Natural Voice

Java Swing- Display

Google Code – version controlMicrosoft Office 2010Windows

Black box testing.

White box testing.

Unit testing.

Integration and Regression testing.

System testing.

Working in a team with people we never met before.

Diversity

Women team

Educational

Economical

Simple

Unique

Thanks