<s>
Munchers	B-Operating_System
is	O
a	O
series	O
of	O
educational/edutainment	O
computer	O
games	O
produced	O
by	O
the	O
Minnesota	O
Educational	O
Computing	O
Consortium	O
(	O
MECC	O
)	O
for	O
several	O
operating	B-General_Concept
systems	I-General_Concept
.	O
</s>
<s>
The	O
two	O
original	O
games	O
in	O
the	O
series	O
were	O
Number	B-Operating_System
Munchers	I-Operating_System
and	O
Word	B-Application
Munchers	I-Application
.	O
</s>
<s>
Number	B-Operating_System
Munchers	I-Operating_System
is	O
the	O
first	O
educational	O
game	O
in	O
the	O
Munchers	B-Operating_System
series	I-Operating_System
.	O
</s>
<s>
An	O
updated	O
3D	O
version	O
,	O
Math	O
Munchers	B-Operating_System
Deluxe	O
,	O
was	O
released	O
in	O
1995	O
.	O
</s>
<s>
Word	B-Application
Munchers	I-Application
is	O
a	O
spin-off	O
of	O
Number	B-Operating_System
Munchers	I-Operating_System
designed	O
to	O
teach	O
basic	O
grammar	O
skills	O
.	O
</s>
<s>
Though	O
the	O
gameplay	O
was	O
the	O
same	O
as	O
in	O
Number	B-Operating_System
Munchers	I-Operating_System
,	O
specific	O
to	O
Word	B-Application
Munchers	I-Application
were	O
the	O
modes	O
of	O
play	O
,	O
which	O
includes	O
parts	O
of	O
speech	O
such	O
as	O
verbs	O
or	O
adjectives	O
.	O
</s>
<s>
These	O
games	O
were	O
followed	O
up	O
by	O
other	O
titles	O
that	O
focused	O
on	O
areas	O
like	O
fractions	O
(	O
Fraction	O
Munchers	B-Operating_System
)	O
and	O
trivia	O
(	O
Knowledge	O
Munchers	B-Operating_System
Deluxe	O
)	O
,	O
and	O
the	O
original	O
games	O
also	O
received	O
deluxe	O
versions	O
.	O
</s>
<s>
The	O
Munchers	B-Operating_System
series	I-Operating_System
included	O
:	O
</s>
<s>
The	O
original	O
version	O
only	O
allowed	O
navigation	O
through	O
the	O
keyboard	B-Device
arrow	B-Device
keys	I-Device
.	O
</s>
<s>
Later	O
versions	O
featured	O
better	O
graphics	O
and	O
added	O
mouse	B-Device
support	O
.	O
</s>
<s>
In	O
all	O
the	O
Munchers	B-Operating_System
games	I-Operating_System
,	O
the	O
player	O
controls	O
a	O
green	O
"	O
Muncher	O
"	O
character	O
across	O
a	O
grid	O
of	O
squares	O
containing	O
a	O
short	O
numerical	O
or	O
word	O
expression	O
.	O
</s>
<s>
The	O
objective	O
is	O
to	O
consume	O
all	O
and	O
only	O
the	O
grids	O
containing	O
information	O
satisfying	O
a	O
specific	O
criterion	O
(	O
determined	O
by	O
the	O
mode	O
of	O
play	O
)	O
while	O
also	O
avoiding	O
the	O
deadly	O
"	O
Troggle	B-Operating_System
"	O
monsters	O
which	O
roamed	O
the	O
grid	O
.	O
</s>
<s>
Eating	O
a	O
grid	O
containing	O
information	O
that	O
did	O
not	O
match	O
the	O
criterion	O
of	O
the	O
play	O
mode	O
chosen	O
or	O
being	O
caught	O
by	O
a	O
Troggle	B-Operating_System
resulted	O
in	O
the	O
loss	O
of	O
a	O
life	O
.	O
</s>
<s>
Similar	O
to	O
the	O
Wile	O
E	O
.	O
Coyote	O
and	O
the	O
Road	O
Runner	O
cartoons	O
,	O
the	O
scenes	O
often	O
involve	O
a	O
Troggle	B-Operating_System
planning	O
to	O
catch	O
the	O
Muncher	O
,	O
where	O
either	O
the	O
Muncher	O
foils	O
the	O
Troggle	B-Operating_System
in	O
some	O
comical	O
manner	O
,	O
or	O
the	O
Troggle	B-Operating_System
's	O
plan	O
backfires	O
.	O
</s>
