S03E28: Tri-Stone Area

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.

Season 1

Rollercoaster
S1E1 / 17 Aug 2007
Lawn Gnome Beach Party of Terror
S1E2 / 28 Sep 2007
Flop Starz
S1E3 / 01 Feb 2008
The Fast and the Phineas
S1E4 / 02 Feb 2008
Lights, Candace, Action!
S1E5 / 03 Feb 2008
Raging Bully
S1E6 / 04 Feb 2008
Candace Loses Her Head
S1E7 / 05 Feb 2008
I, Brobot
S1E8 / 06 Feb 2008
Run Away Runway
S1E9 / 07 Feb 2008
The Magnificent Few
S1E10 / 08 Feb 2008
S'Winter
S1E11 / 09 Feb 2008
Jerk De Soleil
S1E12 / 10 Feb 2008
Are You My Mummy?
S1E13 / 15 Feb 2008
Ready For The Bettys
S1E14 / 16 Feb 2008
I Scream, You Scream
S1E15 / 17 Feb 2008
Toy to the World
S1E16 / 22 Feb 2008
Get That Bigfoot Outa My Face!
S1E17 / 23 Feb 2008
It's a Mud, Mud, Mud, Mud World
S1E18 / 24 Feb 2008
Mom's Birthday
S1E19 / 29 Feb 2008
Journey to the Center of Candace
S1E20 / 29 Feb 2008
It's About Time!
S1E21 / 01 Mar 2008
Dude, We're Getting the Band Back Together
S1E22 / 08 Mar 2008
Tree to Get Ready
S1E23 / 22 Mar 2008
The Ballad of Badbeard
S1E24 / 12 Apr 2008
Greece Lightning
S1E25 / 19 Apr 2008
Leave the Busting to Us
S1E26 / 19 Apr 2008
Crack That Whip
S1E27 / 24 May 2008
The Best Lazy Day Ever
S1E28 / 24 May 2008
Boyfriend From 27,000 B.C.
S1E29 / 07 Jun 2008
Voyage to the Bottom of Buford
S1E30 / 07 Jun 2008
A Hard Day's Knight
S1E31 / 14 Jun 2008
Traffic Cam Caper
S1E32 / 12 Jul 2008
Bowl-R-Rama Drama
S1E33 / 12 Jul 2008
Got Game?
S1E34 / 02 Aug 2008
Comet Kermilian
S1E35 / 02 Aug 2008
Put That Putter Away
S1E36 / 10 Aug 2008
Does This Duckbill Make Me Look Fat?
S1E37 / 10 Aug 2008
The Flying Fishmonger
S1E38 / 12 Sep 2008
One Good Scare Ought to Do It!
S1E39 / 03 Oct 2008
The Monster of Phineas-n-Ferbenstein
S1E40 / 17 Oct 2008
Oil on Candace
S1E41 / 17 Oct 2008
Out of Toon
S1E42 / 07 Nov 2008
Hail Doofania!
S1E43 / 07 Nov 2008
Out to Launch
S1E44 / 05 Dec 2008
Phineas and Ferb Get Busted
S1E45 / 16 Feb 2009
Unfair Science Fair
S1E46 / 17 Feb 2009
Unfair Science Fair Redux (Another Story)
S1E47 / 18 Feb 2009

Season 2

The Lake Nose Monster
S2E1 / 19 Feb 2009
Interview with a Platypus
S2E2 / 20 Feb 2009
Tip of the Day
S2E3 / 21 Feb 2009
Attack of the 50 Foot Sister
S2E4 / 21 Feb 2009
Backyard Aquarium
S2E5 / 21 Feb 2009
Day of the Living Gelatin!
S2E6 / 28 Feb 2009
Elementary, My Dear Stacy
S2E7 / 28 Feb 2009
Don't Even Blink
S2E8 / 04 Apr 2009
Chez Platypus
S2E9 / 04 Apr 2009
Perry Lays an Egg
S2E10 / 11 Apr 2009
Gaming the System
S2E11 / 11 Apr 2009
The Chronicles of Meap
S2E12 / 18 Apr 2009
Thaddeus and Thor
S2E13 / 15 Jun 2009
De Plane! De Plane!
S2E14 / 15 Jun 2009
Let's Take a Quiz
S2E15 / 22 Jun 2009
At the Car Wash
S2E16 / 22 Jun 2009
Oh, There You Are, Perry!
S2E17 / 11 Jul 2009
Swiss Family Phineas
S2E18 / 11 Jul 2009
Hide and Seek
S2E19 / 18 Jul 2009
That Sinking Feeling
S2E20 / 18 Jul 2009
The Baljeatles
S2E21 / 25 Jul 2009
Vanessassary Roughness
S2E22 / 25 Jul 2009
No More Bunny Business
S2E23 / 01 Aug 2009
Spa Day
S2E24 / 01 Aug 2009
Phineas and Ferb's Quantum Boogaloo
S2E25 / 25 Sep 2009
Phineas and Ferb's Musical Cliptastic Countdown
S2E26 / 16 Oct 2009
Bubble Boys
S2E27 / 17 Oct 2009
Isabella and the Temple of Sap
S2E28 / 17 Oct 2009
Cheer Up, Candace
S2E29 / 24 Oct 2009
Fireside Girl Jamboree
S2E30 / 24 Oct 2009
The Bully Code
S2E31 / 31 Oct 2009
Finding Mary McGuffin
S2E32 / 31 Oct 2009
Picture This
S2E33 / 07 Nov 2009
Nerdy Dancin'
S2E34 / 07 Nov 2009
What Do It Do
S2E35 / 14 Nov 2009
Atlantis
S2E36 / 14 Nov 2009
Phineas and Ferb Christmas Vacation
S2E37 / 06 Dec 2009
Just Passing Through
S2E38 / 06 Feb 2010
Candace's Big Day
S2E39 / 06 Feb 2010
I Was a Middle Aged Robot
S2E40 / 13 Feb 2010
Suddenly Suzy
S2E41 / 13 Feb 2010
Undercover Carl
S2E42 / 13 Feb 2010
Hip Hip Parade
S2E43 / 13 Feb 2010
Invasion of the Ferb Snatchers
S2E44 / 20 Feb 2010
Ain't No Kiddie Ride
S2E45 / 20 Feb 2010
Not Phineas and Ferb
S2E46 / 27 Feb 2010
Phineas and Ferb-Busters
S2E47 / 27 Feb 2010
The Lizard Whisperer
S2E48 / 06 Mar 2010
Robot Rodeo
S2E49 / 06 Mar 2010
The Beak
S2E50 / 08 Mar 2010
She's the Mayor
S2E51 / 14 Jun 2010
The Lemonade Stand
S2E52 / 14 Jun 2010
Phineas and Ferb Hawaiian Vacation (1)
S2E53 / 09 Jul 2010
Phineas and Ferb Hawaiian Vacation (2)
S2E54 / 09 Jul 2010
Phineas and Ferb: Summer Belongs to You!
S2E55 / 02 Aug 2010
Nerds of a Feather
S2E56 / 16 Aug 2010
Wizard of Odd
S2E57 / 24 Sep 2010
We Call it Maze
S2E58 / 01 Oct 2010
Ladies and Gentlemen, Meet Max Modem!
S2E59 / 01 Oct 2010
The Secret of Success
S2E60 / 08 Oct 2010
The Doof Side of the Moon
S2E61 / 08 Oct 2010
Split Personality
S2E62 / 29 Oct 2010
Brain Drain
S2E63 / 29 Oct 2010
Rollercoaster: The Musical!
S2E64 / 28 Jan 2011
Make Play
S2E65 / 11 Feb 2011
Candace Gets Busted
S2E66 / 11 Feb 2011

Season 3

The Great Indoors
S3E1 / 04 Mar 2011
Canderemy
S3E2 / 04 Mar 2011
Run, Candace, Run
S3E3 / 11 Mar 2011
Last Train to Bustville
S3E4 / 11 Mar 2011
Phineas' Birthday Clip-o-Rama!
S3E5 / 01 Apr 2011
The Belly of the Beast
S3E6 / 29 Apr 2011
Moon Farm
S3E7 / 29 Apr 2011
Ask a Foolish Question
S3E8 / 13 May 2011
Misperceived Monotreme
S3E9 / 13 May 2011
Candace Disconnected
S3E10 / 18 Jun 2011
Magic Carpet Ride
S3E11 / 18 Jun 2011
Bad Hair Day
S3E12 / 24 Jun 2011
Meatloaf Surprise
S3E13 / 24 Jun 2011
Phineas and Ferb Interrupted
S3E14 / 15 Jul 2011
A Real Boy
S3E15 / 15 Jul 2011
Mommy Can You Hear Me?
S3E16 / 29 Jul 2011
Road Trip
S3E17 / 29 Jul 2011
Tour de Ferb
S3E18 / 12 Aug 2011
Skiddley Whiffers
S3E19 / 26 Aug 2011
My Fair Goalie
S3E20 / 09 Sep 2011
Bullseye!
S3E21 / 30 Sep 2011
That's the Spirit
S3E22 / 07 Oct 2011
The Curse of Candace
S3E23 / 07 Oct 2011
Escape From Phineas Tower
S3E24 / 21 Oct 2011
Lotsa Latkes
S3E25 / 18 Nov 2011
Ferb Latin
S3E26 / 25 Nov 2011
A Phineas and Ferb Family Christmas
S3E27 / 02 Dec 2011
Tri-Stone Area
S3E28 / 13 Jan 2012
Doof Dynasty
S3E29 / 14 Jan 2012
Excaliferb
S3E30 / 15 Jan 2012
Phineas and Ferb and the Temple of Juatchadoon
S3E31 / 20 Jan 2012
Monster from the Id
S3E32 / 10 Feb 2012
Gi-Ants
S3E33 / 10 Feb 2012
The Remains of the Platypus
S3E34 / 24 Feb 2012
Mom's In The House
S3E35 / 02 Mar 2012
Perry the Actorpus
S3E36 / 03 Mar 2012
Let's Bounce
S3E37 / 16 Mar 2012
Bully Bromance Break Up
S3E38 / 16 Mar 2012
Quietest Day Ever
S3E39 / 30 Mar 2012
The Doonkelberry Imperative
S3E40 / 30 Mar 2012
Meapless in Seattle
S3E41 / 06 Apr 2012
Delivery of Destiny
S3E42 / 27 Apr 2012
Buford Confidential
S3E43 / 27 Apr 2012
The Mom Attractor
S3E44 / 04 May 2012
Cranius Maximus
S3E45 / 04 May 2012
Agent Doof
S3E46 / 11 May 2012
Minor Monogram
S3E47 / 11 May 2012
What A Croc!
S3E48 / 01 Jun 2012
Sleepwalk Surprise
S3E49 / 08 Jun 2012
Sci-Fi Pie Fly
S3E50 / 08 Jun 2012
Sipping with the Enemy
S3E51 / 22 Jun 2012
Tri-State Treasure: Boot of Secrets
S3E52 / 22 Jun 2012
Doofapus
S3E53 / 06 Jul 2012
Norm Unleashed
S3E54 / 20 Jul 2012
Where's Perry (1)
S3E55 / 26 Jul 2012
Where's Perry (2)
S3E56 / 24 Aug 2012
Ferb TV
S3E57 / 07 Sep 2012
When Worlds Collide
S3E58 / 14 Sep 2012
What'd I Miss?
S3E59 / 17 Sep 2012
Road to Danville
S3E60 / 26 Oct 2012
This is Your Backstory
S3E61 / 02 Nov 2012
Blackout
S3E62 / 30 Nov 2012

Season 4

For Your Ice Only
S4E1 / 07 Dec 2012
Happy New Year!
S4E2 / 07 Dec 2012
Fly on the Wall
S4E3 / 11 Jan 2013
Bully Bust
S4E4 / 18 Jan 2013
My Sweet Ride
S4E5 / 01 Feb 2013
Der Kinderlumper
S4E6 / 15 Feb 2013
Sidetracked
S4E7 / 01 Mar 2013
Primal Perry
S4E8 / 02 Mar 2013
Mind Share
S4E9 / 05 Apr 2013
Backyard Hodge Podge
S4E10 / 19 Apr 2013
Bee Day
S4E11 / 26 Apr 2013
Bee Story
S4E12 / 26 Apr 2013
Great Balls of Water
S4E13 / 07 Jun 2013
Where's Pinky?
S4E14 / 14 Jun 2013
Phineas and Ferb's Musical Cliptastic Countdown Hosted by Kelly Osbourne
S4E15 / 28 Jun 2013
Knot My Problem
S4E16 / 05 Jul 2013
Just Desserts
S4E17 / 05 Jul 2013
La Candace-Cabra
S4E18 / 12 Jul 2013
Happy Birthday, Isabella
S4E19 / 12 Jul 2013
Love at First Byte
S4E20 / 02 Aug 2013
One Good Turn
S4E21 / 09 Aug 2013
Phineas and Ferb: Mission Marvel
S4E22 / 16 Aug 2013
Thanks But No Thanks
S4E23 / 13 Sep 2013
Troy Story
S4E24 / 20 Sep 2013
Druselsteinoween
S4E25 / 04 Oct 2013
Terrifying Tri-State Trilogy of Terror
S4E26 / 05 Oct 2013
Face Your Fear
S4E27 / 11 Oct 2013
Cheers for Fears
S4E28 / 01 Nov 2013
Steampunx
S4E29 / 15 Nov 2013
Just Our Luck
S4E30 / 10 Jan 2014
Return Policy
S4E31 / 24 Jan 2014
Live and Let Drive
S4E32 / 01 Mar 2014
Phineas and Ferb Save Summer
S4E33 / 09 Jun 2014
Father's Day
S4E34 / 10 Jun 2014
Imperfect Storm
S4E35 / 11 Jun 2014
The Return of the Rogue Rabbit
S4E36 / 16 Jun 2014
It's No Picnic
S4E37 / 23 Jun 2014
The Klimpaloon Ultimatum
S4E38 / 07 Jul 2014
Operation Crumb Cake
S4E39 / 14 Jul 2014
Mandace
S4E40 / 14 Jul 2014
Phineas and Ferb: Star Wars
S4E41 / 26 Jul 2014
Lost in Danville
S4E42 / 29 Sep 2014
The Inator Method
S4E43 / 29 Sep 2014
Night of the Living Pharmacists
S4E44 / 04 Oct 2014
Tales from the Resistance: Back to the 2nd Dimension
S4E45 / 25 Nov 2014
Doof 101
S4E46 / 27 Nov 2014
Act Your Age
S4E47 / 09 Feb 2015
Last Day of Summer
S4E48 / 12 Jun 2015

Season 5

Summer Block Buster
S5E1 / 26 May 2025
Cloudy with a Chance of Mom
S5E2 / 05 Jun 2025
Submarine Sandwich Submarine
S5E3 / 05 Jun 2025
License to Bust
S5E4 / 05 Jun 2025
Dry Another Day
S5E5 / 14 Jun 2025
Deconstructing Doof
S5E6 / 14 Jun 2025
Tropey McTropeFace
S5E7 / 14 Jun 2025
Biblio-Blast!
S5E8 / 14 Jun 2025
A Chip to the Vet
S5E9 / 21 Jun 2025
More Than an Intern
S5E10 / 21 Jun 2025
The Aurora Perry-Alis
S5E11 / 21 Jun 2025
Lord of the Firesides
S5E12 / 21 Jun 2025
The Candace Suit
S5E13 / 28 Jun 2025
Agent T (for Teen)
S5E14 / 28 Jun 2025
The Haberdasher
S5E15 / 28 Jun 2025
Out of Character
S5E16 / 28 Jun 2025
The Chronicles of Meap Ep. 42 Meap Me in St. Louis
S5E17 / 05 Jul 2025
No Slumber Party
S5E18 / 12 Jul 2025
The Ballad of Bubba Doof
S5E19 / 12 Jul 2025
Attack of the Candace Suit
S5E20 / 19 Jul 2025
Book Flub
S5E21 / 19 Jul 2025
The Bad Old Days
S5E22 / 26 Jul 2025
Mantis Fact!
S5E23 / 26 Jul 2025
The Nightmare-Inator
S5E24 / 02 Aug 2025
Doof in Retrograde
S5E25 / 02 Aug 2025
Bend It Like Doof
S5E26 / 18 Oct 2025
Dooflicated
S5E27 / 18 Oct 2025
Space Adventure
S5E28 / 25 Oct 2025
Droogenfest
S5E29 / 25 Oct 2025
Doofercise
S5E30 / 01 Nov 2025
Croquet Y-8
S5E31 / 01 Nov 2025
Dinner Reservations
S5E32 / 08 Nov 2025
Bread Bowl Hot Tub
S5E33 / 08 Nov 2025
Entrance Exam
S5E34 / 15 Nov 2025
Dungeons & Dating
S5E35 / 15 Nov 2025
Elevator Irritator
S5E36 / 16 Jan 2026
Master of Fate
S5E37 / 16 Jan 2026
VENDPOCALYPSE: THE MUSICAL
S5E38 / 16 Jan 2026

Vincent Martella

Vincent Martella

Phineas Flynn (voice)

David Errigo Jr.

David Errigo Jr.

Ferb Fletcher (voice)

Ashley French

Candace Flynn (voice)

Caroline Rhea

Linda Flynn-Fletcher (voice)

Dee Bradley Baker

Dee Bradley Baker

Perry the Platypus (voice)

Alyson Stoner

Isabella Garcia-Shapiro (voice)

Dan Povenmire

Heinz Doofenshmirtz (voice)

Jeff 'Swampy' Marsh

Jeff 'Swampy' Marsh

Francis Monogram (voice)

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