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Young Sheldon Season 4 Episode 18 : The Wild and Woolly World of Nonlinear Dynamics

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Summary

Missy's first heartbreak triggers a series of events that lead the Cooper family to the brink.

Episode Guide

Season 01
s011e01
Pilot
season 01
episode 01
s011e02
Rockets, Commun...
season 01
episode 02
s011e03
Poker, Faith, a...
season 01
episode 03
s011e04
A Therapist, a ...
season 01
episode 04
s011e05
A Solar Calcula...
season 01
episode 05
s011e06
A Patch, a Mode...
season 01
episode 06
s011e07
A Brisket, Vood...
season 01
episode 07
s011e08
Cape Canaveral,...
season 01
episode 08
s011e09
Spock, Kirk, an...
season 01
episode 09
s011e10
An Eagle Feathe...
season 01
episode 10
s011e11
Demons, Sunday ...
season 01
episode 11
s011e12
A Computer, a P...
season 01
episode 12
s011e13
A Sneeze, Deten...
season 01
episode 13
s011e14
Potato Salad, a...
season 01
episode 14
s011e15
Dolomite, Apple...
season 01
episode 15
s011e16
Killer Asteroid...
season 01
episode 16
s011e17
Jiu-Jitsu, Bubb...
season 01
episode 17
s011e18
A Mother, a Chi...
season 01
episode 18
s011e19
Gluons, Guacamo...
season 01
episode 19
s011e20
A Dog, a Squirr...
season 01
episode 20
s011e21
Summer Sausage,...
season 01
episode 21
s011e22
Vanilla Ice Cre...
season 01
episode 22
Season 02
s021e01
A High-Pitched ...
season 02
episode 01
s021e02
A Rival Prodigy...
season 02
episode 02
s021e03
A Crisis of Fai...
season 02
episode 03
s021e04
A Financial Sec...
season 02
episode 04
s021e05
A Research Stud...
season 02
episode 05
s021e06
Seven Deadly Si...
season 02
episode 06
s021e07
Carbon Dating a...
season 02
episode 07
s021e08
An 8-Bit Prince...
season 02
episode 08
s021e09
Family Dynamics...
season 02
episode 09
s021e10
A Stunted Child...
season 02
episode 10
s021e11
A Race of Super...
season 02
episode 11
s021e12
A Tummy Ache an...
season 02
episode 12
s021e13
A Nuclear React...
season 02
episode 13
s021e14
David, Goliath ...
season 02
episode 14
s021e15
A Math Emergenc...
season 02
episode 15
s021e16
A Loaf of Bread...
season 02
episode 16
s021e17
Albert Einstein...
season 02
episode 17
s021e18
A Perfect Score...
season 02
episode 18
s021e19
A Political Cam...
season 02
episode 19
s021e20
A Proposal and ...
season 02
episode 20
s021e21
A Broken Heart ...
season 02
episode 21
s021e22
A Swedish Scien...
season 02
episode 22
Season 03
s031e01
Quirky Eggheads...
season 03
episode 01
s031e02
A Broom Closet ...
season 03
episode 02
s031e03
An Entrepreneur...
season 03
episode 03
s031e04
Hobbitses, Phys...
season 03
episode 04
s031e05
A Pineapple and...
season 03
episode 05
s031e06
A Parasol and a...
season 03
episode 06
s031e07
Pongo Pygmaeus ...
season 03
episode 07
s031e08
The Sin of Gree...
season 03
episode 08
s031e09
A Party Invitat...
season 03
episode 09
s031e10
Teenager Soup a...
season 03
episode 10
s031e11
A Live Chicken,...
season 03
episode 11
s031e12
Body Glitter an...
season 03
episode 12
s031e13
Contracts, Rule...
season 03
episode 13
s031e14
A Slump, a Cros...
season 03
episode 14
s031e15
A Boyfriend's E...
season 03
episode 15
s031e16
Pasadena
season 03
episode 16
s031e17
An Academic Cri...
season 03
episode 17
s031e18
A Couple Bruise...
season 03
episode 18
s031e19
A House for Sal...
season 03
episode 19
s031e20
A Baby Tooth an...
season 03
episode 20
s031e21
A Secret Letter...
season 03
episode 21
Season 04
s041e01
Graduation
season 04
episode 01
s041e02
A Docent, a Lit...
season 04
episode 02
s041e03
Training Wheels...
season 04
episode 03
s041e04
Bible Camp and ...
season 04
episode 04
s041e05
A Musty Crypt a...
season 04
episode 05
s041e06
Freshman Orient...
season 04
episode 06
s041e07
A Philosophy Cl...
season 04
episode 07
s041e08
An Existential ...
season 04
episode 08
s041e09
Crappy Frozen I...
season 04
episode 09
s041e10
Cowboy Aerobics...
season 04
episode 10
s041e11
A Pager, a Club...
season 04
episode 11
s041e12
A Box of Treasu...
season 04
episode 12
s041e13
The Geezer Bus ...
season 04
episode 13
s041e14
Mitch's Son and...
season 04
episode 14
s041e15
A Virus, Heartb...
season 04
episode 15
s041e16
A Second Prodig...
season 04
episode 16
s041e17
A Black Hole
season 04
episode 17
s041e18
The Wild and Wo...
season 04
episode 18
Season 05
s051e01
One Bad Night a...
season 05
episode 01
s051e02
Snoopin' Around...
season 05
episode 02
s051e03
Potential Energ...
season 05
episode 03
s051e04
Pish Posh and a...
season 05
episode 04
s051e05
Stuffed Animals...
season 05
episode 05
s051e06
Money Launderin...
season 05
episode 06
s051e07
An Introduction...
season 05
episode 07
s051e08
The Grand Chanc...
season 05
episode 08
s051e09
The Yips and an...
season 05
episode 09
s051e10
An Expensive Gl...
season 05
episode 10
s051e11
A Lock-In, a We...
season 05
episode 11
s051e12
A Pink Cadillac...
season 05
episode 12
s051e13
A Lot of Band-A...
season 05
episode 13
s051e14
A Free Scratche...
season 05
episode 14
s051e15
A Lobster, an A...
season 05
episode 15
s051e16
A Suitcase Full...
season 05
episode 16
s051e17
A Solo Peanut, ...
season 05
episode 17
s051e18
Babies, Lies an...
season 05
episode 18
s051e19
A God-Fearin' B...
season 05
episode 19
s051e20
Uncle Sheldon a...
season 05
episode 20
s051e21
White Trash, Ho...
season 05
episode 21
s051e22
A Clogged Pore,...
season 05
episode 22