Dexter is a Boy Genius Who has a secret lab in his room his Mom and Dad don't now about it, but his older sister Dee Dee Does and they go on wacky (yet Sci-fi) Capers Written by
He skips grades. She just skips.
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Did You Know?
The singing for the ending credits of "Dexter's Laboratory" was supplied by tenor Agostino Castagnola who also supplied some of the singing voice-over for the character of the Doctor in the episode "Virtuoso" from "Star Trek: Voyager." See more
In the episode where Dexter is learning piano, the professor says they'll start on C, but they clearly start on F. See more
Yes, Dexter, I can read your thoughts, and I am smarter than you.
After the end credits of season one they show the Cartoon Network logo and Dee-dee is dancing but then Dexter in a robot suit busts through the logo and looks to his left and right. See more