<s>
Jewelbox	B-Application
is	O
a	O
computer	O
game	O
developed	O
by	O
Varcon	O
Systems	O
for	O
the	O
Macintosh	B-Device
.	O
</s>
<s>
It	O
is	O
a	O
clone	O
of	O
Sega	O
's	O
Columns	B-Application
.	O
</s>
<s>
Jewelbox	B-Application
was	O
originally	O
published	O
as	O
shareware	O
,	O
in	O
1992	O
,	O
and	O
was	O
developed	O
by	O
Rodney	O
and	O
Brenda	O
Jacks	O
,	O
with	O
music	O
by	O
Jim	O
Holt	O
.	O
</s>
<s>
After	O
its	O
initial	O
release	O
,	O
Jewelbox	B-Application
was	O
published	O
as	O
a	O
commercial	O
game	O
by	O
Varcon	O
Systems	O
.	O
</s>
<s>
When	O
the	O
playing	O
area	O
is	O
filled	O
,	O
it	O
is	O
cleared	O
and	O
the	O
player	O
loses	O
one	O
life	O
-	O
unlike	O
Tetris	B-Device
,	O
the	O
player	O
is	O
given	O
three	O
lives	O
in	O
each	O
game	O
,	O
and	O
the	O
opportunity	O
to	O
earn	O
additional	O
lives	O
by	O
reaching	O
points	O
milestones	O
.	O
</s>
<s>
Dee	O
noted	O
that	O
the	O
gameplay	O
is	O
vaguely	O
similar	O
to	O
that	O
of	O
Tetris	B-Device
,	O
but	O
that	O
"	O
Jewelbox	B-Application
is	O
not	O
just	O
a	O
clone	O
—	O
it	O
has	O
intriguing	O
rules	O
all	O
its	O
own	O
,	O
including	O
special	O
gems	O
that	O
cause	O
amazing	O
things	O
to	O
happen	O
,	O
and	O
beautiful	O
sound	O
and	O
graphics	O
"	O
.	O
</s>
<s>
Laurel	O
Clyde	O
,	O
in	O
the	O
book	O
Managing	O
Infotech	O
in	O
School	O
Library	O
Media	O
Centers	O
mentions	O
Jewelbox	B-Application
as	O
one	O
of	O
the	O
games	O
"	O
that	O
pay	O
homage	O
to	O
Tetris	B-Device
while	O
extending	O
the	O
concept	O
in	O
new	O
directions	O
"	O
.	O
</s>
<s>
Larry	O
Hanson	O
,	O
in	O
his	O
book	O
Everything	O
You	O
Wanted	O
to	O
Know	O
About	O
the	O
Mac	O
,	O
said	O
that	O
Jewelbox	B-Application
"	O
deserves	O
special	O
praise	O
,	O
not	O
only	O
for	O
its	O
nice	O
graphics	O
and	O
music	O
,	O
but	O
also	O
for	O
its	O
packaging	O
.	O
</s>
<s>
Instead	O
of	O
the	O
shelf-hogging	O
cardboard	O
boxes	O
most	O
games	O
come	O
packed	O
in	O
,	O
Jewelbox	B-Application
(	O
like	O
Varcon	O
's	O
other	O
games	O
)	O
comes	O
in	O
a	O
re-useable	O
suede	O
bag.	O
"	O
</s>
