<s>
The	O
Mario	B-Application
's	I-Application
Early	I-Application
Years	I-Application
!	I-Application
</s>
<s>
series	O
is	O
a	O
trilogy	O
of	O
point-and-click	O
educational	O
games	O
released	O
on	O
MS-DOS	B-Application
and	O
Super	B-Application
Nintendo	I-Application
Entertainment	I-Application
System	I-Application
by	O
Software	O
Toolworks	O
.	O
</s>
<s>
The	O
SNES	B-Application
versions	O
of	O
the	O
products	O
contain	O
less	O
activities	O
than	O
the	O
original	O
DOS	B-Device
ones	O
.	O
</s>
<s>
The	O
Super	B-Application
Nintendo	I-Application
versions	O
support	O
the	O
SNES	B-Device
Mouse	I-Device
peripheral	O
.	O
</s>
<s>
Software	O
Toolworks	O
also	O
released	O
a	O
compilation	O
on	O
the	O
PC	O
titled	O
Mario	B-Application
's	I-Application
Early	I-Application
Years	I-Application
CD-ROM	O
Collection	O
,	O
also	O
known	O
as	O
Mario	B-Application
's	I-Application
Early	I-Application
Years	I-Application
!	I-Application
</s>
<s>
Nintendo	B-Application
Power	I-Application
wrote	O
in	O
December	O
1994	O
that	O
Preschool	O
Fun	O
noted	O
that	O
the	O
"	O
simple	O
learning	O
activities	O
provide	O
lots	O
of	O
reward	O
"	O
but	O
that	O
"	O
such	O
simple	O
activities	O
without	O
any	O
game	O
play	O
elements	O
will	O
become	O
tedious	O
even	O
to	O
the	O
youngest	O
players	O
over	O
a	O
short	O
period	O
"	O
and	O
that	O
the	O
digitized	O
voice	O
is	O
"	O
annoying	O
"	O
.	O
</s>
