The Grand Daddy of All Inventions (S03E09)
S03E09
Dexter's mom brings him over to visit his grandfather. Initially, he imagines it will be a tedious day, but everything changes when he stumbles upon his grandpa's hidden laboratory!
Show
Dexter's Laboratory
Episode
S03E09
Air Date
Nov 30, 2001
Season 3 Episodes
S03E01
Streaky Clean
S03E02
A Dad Cartoon
S03E03
Sole Brother
S03E04
Mind Over Chatter
S03E05
A Quackor Cartoon
S03E06
Momdark
S03E07
Copping an Attitude
S03E08
A Failed Lab Experiment
S03E09
The Grand Daddy of All Inventions
S03E10
Poppa Wheely
S03E11
A Mom Cartoon
S03E12
The Mock Side of the Moon
S03E13
If Memory Serves
S03E14
A Mandark Cartoon
S03E24
Comic Relief