S3·E28 Tri-Stone Area
Core
Aired January 13, 2012
Synopsis
It’s the Stone Age and Phineas and Ferb are cavemen who decide to invent something new, fun and useful…the wheel! Meanwhile, Dr. Doofenshmirtz attempts to make his digs more upscale by using the precursor to the Inator device... a plain old stick.
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Frequently Asked Questions
When did Season 3 Episode 28 of Phineas and Ferb air?
Season 3, Episode 28 ('Tri-Stone Area') originally aired on January 13, 2012.
How long is Season 3 Episode 28 ('Tri-Stone Area')?
The episode follows the standard broadcast runtime for Phineas and Ferb.
What happens in Phineas and Ferb Season 3 Episode 28?
It’s the Stone Age and Phineas and Ferb are cavemen who decide to invent something new, fun and useful…the wheel! Meanwhile, Dr. Doofenshmirtz attempts to make his digs more upscale by using the precursor to the Inator device... a plain old stick....