<s>
Gertrude	B-Device
's	I-Device
Secrets	I-Device
is	O
a	O
1984	O
children	O
's	O
edutainment	O
video	O
game	O
by	O
The	O
Learning	O
Company	O
.	O
</s>
<s>
The	O
goal	O
is	O
to	O
solve	O
puzzles	O
and	O
find	O
secrets	O
along	O
with	O
Gertrude	O
the	O
goose	B-Application
.	O
</s>
<s>
A	O
companion	O
game	O
,	O
Gertrude	B-Device
's	I-Device
Puzzles	I-Device
was	O
released	O
at	O
the	O
same	O
time	O
.	O
</s>
<s>
Gertrude	B-Device
's	I-Device
Secrets	I-Device
was	O
released	O
for	O
MS-DOS	B-Application
,	O
Commodore	O
64	O
,	O
and	O
the	O
Apple	B-Device
II	I-Device
series	I-Device
.	O
</s>
<s>
Gertrude	B-Device
's	I-Device
Secrets	I-Device
features	O
rooms	O
filled	O
with	O
puzzles	O
to	O
be	O
solved	O
by	O
arranging	O
objects	O
by	O
shape	O
and	O
color	O
.	O
</s>
<s>
Commodore	O
Microcomputers	O
stated	O
that	O
Gertrude	B-Device
's	I-Device
Secrets	I-Device
"	O
is	O
intuitive	O
and	O
easy	O
for	O
kids	O
of	O
all	O
ages	O
to	O
understand	O
"	O
.	O
</s>
