SEEKSolutions with Electrical Engineering Knowledge

Team Members:-Kamal Al Khuffash 920012902Abdullah Al Qaydi 920011367Syed Ghufran Hashmi 920013717

Conceptual Design Presentation “Toys for Special Needs Children” Project

OutlineProject

Research

FunctionsConceptual Designs

Client

Statement

Evaluation Matrix

Revised Client Statement

“The team should build a safe, portable, affordable, easy to use and reliable educational toy to support

the learning experience of the special needs children in the Special Care Center.”

Research• Every child face some difficulties.• Assistive technology helps in the child development.• “The robotic tools made it possible for the student to

participate and learn many necessary skills.”• The mental age should be considered.• The toy should be:

– Of a suitable size and strong.– Attractive and motivate exploration.

Figure 1: The interaction between children-parents-experts[6]

Objectives

• Safe• Portable• Affordable• Easy to use • Reliable

Conceptual Design

Objectives Functions Means

Design 1

Design 2

Design 3

Design 4

Morph ChartTable 1: The morph chart containing all possible means.

Objectives Functions Means

Safe Doesn’t harm the userMinimize injury Soft edges

Reliable

Long life timeProvide clear information

Various ways for delivering the information

Re-chargeable batteriesSolid body SpeakersScreensSprays

Sensors

Affordable Low costLow maintenance

Low cost materialRe-chargeable batteries

Long life time components

Easy to use Simple operation procedures

Sensors:“Touch sensors”

“Weight sensors”Buttons SwitchesResistive Screen

Portable No external connectionsLight weight

Minimize the sizeFixed parts

The Color Box

The Fruit Box

The Writing Board

The Reading Book

Evaluation MatrixDesign name The color

boxThe fruit

boxWriting board

Reading bookObjectives weight

RateSafe

RateEasy to use

RateReliable

RatePortable

RateAffordable

RateClient opinion

Total

Table 2: The Evaluation Matrix

Pair wise comparison chart

Evaluation MatrixDesign name The color

boxThe fruit

boxWriting board

Reading bookObjectives weight

RateSafe 21

RateEasy to use 17.5

RateReliable 14

RatePortable 10.5

RateAffordable 7

RateClient opinion 3.5

Total

Table 2: The Evaluation Matrix

Metrics

Evaluation MatrixDesign name The color

boxThe fruit

boxWriting board

Reading bookObjectives weight

Rate 3 1 2 4Safe 21

Rate 4 3 1 2Easy to use 17.5

Rate 4 3 2 1Reliable 14

Rate 4 3 2 1Portable 10.5

Rate 3 2 1 4Affordable 7

Rate 4 2 3 1

Client opinion 3.5

Total

Table 2: The Evaluation Matrix

Evaluation MatrixDesign name The color

boxThe fruit

boxWriting board

Reading bookObjectives weight

Rate 3 1 2 4Safe 21 63 21 42 84

Rate 4 3 1 2Easy to use 17.5 70 52.5 17.5 35

Rate 4 3 2 1Reliable 14 56 42 28 14

Rate 4 3 2 1Portable 10.5 42 31.5 21 10.5

Rate 3 2 1 4Affordable 7 21 14 7 28

Rate 4 2 3 1

Client opinion 3.5 14 7 10.5 3.5

Total 266 168 126 175

Table 2: The Evaluation Matrix

The Color Box

1.The circuits and components.2. Dimensions and materials3.Interfering the components with the

Microcontroller.4.Programming the System.

ConclusionProject

Research

FunctionsConceptual Designs

Client

Statement

Evaluation Matrix

Questions

• Thank You for Your Attention

Goals/Objectives Safe

Portable Affordable Easy to use Reliable Score

Safe *** 1 1 1 1 4

Portable 0 *** 1 0 0 1

Affordable 0 0 *** 0 0 0

Easy to use 0 1 1 *** 1 3

Reliable 0 1 1 0 *** 2

Table 3: Pair wise comparison Chart

Back

Metrics

Objective Definition Rating

100% easy to use The user can use it and gain the benefit without any physical or mental difficulties. “Does not need Any skills” 4

75% easy to use The user may need to concentrate while using it 3

50% easy to use The user needs to learn how to use it 2

<25% easy to use The user may need external help or previous skills to use it 1

Table 4: Easy to use evaluation metrics

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