The Application Deterioration
🎞️ S9 E18 ✅ All clear

The Big Bang Theory

Is The Big Bang Theory S9 E18 OK for kids?

The Application Deterioration

Leonard, Sheldon, and Wolowitz run into problems when they file for a patent for their infinite persistence gyroscope. Also, Penny, Amy and Bernadette give Koothrappali dating advice when Emily reaches out to him after their breakup.

📺 Where to watch

Netflix, HBO or Disney+ — catalogs differ by country.

🛒 Where to buy

Digital seasons or a box set to keep.

Content guide

👊 Violence
💋 Sex
🙊 Language
⭐ Overall

Mild — okay from about 10+

The Big Bang Theory S9 E18, “The Application Deterioration”, scores 1/5 for violence, 2/5 for sex and 2/5 for language, for an overall kid-rating of 2/5 — Mild — okay from about 10+. Leonard, Sheldon, and Wolowitz run into problems when they file for a patent for their infinite persistence gyroscope. Also, Penny, Amy and Bernadette give Koothrappali dating advice when Emily reaches out to him after their breakup.

Across the episode we counted 3 flagged moments in 3 themes: Sex & hookups (1); Nudity & bodies (1); Violence & injury (1). Every moment below is either a direct quote from the episode transcript or a short description of what happens on screen, so you can decide before you press play.

Watch for — every moment, theme by theme

Sex & hookups 1 moment

How Sex & hookups shows up in The Big Bang Theory S9 E18:

  • Penny Ooh. You’re gonna make out so hard tonight.

Nudity & bodies 1 moment

How Nudity & bodies shows up in The Big Bang Theory S9 E18:

  • Raj You know, on Game of Thrones, Balon Greyjoy received his son’s genitals in a box.

Violence & injury 1 moment

How Violence & injury shows up in The Big Bang Theory S9 E18:

  • Amy She’s pregnant, she’s not a bloodhound.

Watch With The Kids · You kids — your rules! · Informal parent guidance, not an official rating.