Establishing functions

Functions from User Perspective	Functions from Designer perspective
Receive the commands On	read command
	turn on
start music	receive instruction
	play music
	stop music
	puppet mimicing
mimic of playing musical instrument	mimic playing guitar
	mimic playing drum
	mimic playing sitar
indicate process completion	read command
	accept command
	turn off

Function Tree

Morphological Chart

Concept Designs

Design 1

instruments	mechanisms
flute	slider mechanism
tabala	cam mechanism
piano	cam mechanism

Design 2

instruments	mechanisms
maracas	cam
accordion	slider
tambourine	cam

Design 3

instruments	mechanism
violin	crank slider
guitar	cam
drum	cam

Design 4

instruments	mechanisms
sitara	gear
drums	cam
bongo drums	cam