<s>
Gertrude	B-Device
's	I-Device
Puzzles	I-Device
is	O
a	O
1984	O
edutainment	O
video	O
game	O
for	O
the	O
Apple	B-Device
II	I-Device
,	O
Commodore	O
64	O
,	O
and	O
IBM	B-Device
PC	I-Device
compatibles	O
by	O
The	O
Learning	O
Company	O
.	O
</s>
<s>
It	O
is	O
considered	O
a	O
sequel	O
to	O
the	O
game	O
Gertrude	B-Device
's	I-Device
Secrets	I-Device
.	O
</s>
<s>
Gertrude	B-Device
's	I-Device
Puzzles	I-Device
was	O
designed	O
by	O
Teri	O
Perl	O
.	O
</s>
<s>
Gertrude	B-Device
's	I-Device
Puzzles	I-Device
,	O
like	O
Gertrude	B-Device
's	I-Device
Secrets	I-Device
,	O
consists	O
of	O
a	O
series	O
of	O
rooms	O
,	O
each	O
of	O
which	O
contains	O
a	O
logic	O
or	O
categorization	O
puzzle	O
to	O
solve	O
using	O
shapes	O
and	O
colors	O
.	O
</s>
