Watch S13:E10 - Ballpoint Pen, Ration and Mat
S13:E10 - Ballpoint Pen, Ration and Mat poster

How Do They Do It?

S13:E10 - Ballpoint Pen, Ration and Mat

Documentary · 2021 · 22 min · 7 SeasonsSubtitles IconTV-PG
The wizardry behind the push-button pen saves shirts from ink stains.

S13:E01

Loading

S13:E02

Loading

S13:E03

Loading

S13:E04

Loading

S13:E05

Loading

S13:E06

Loading

S13:E07

Loading

S13:E08

Loading

S13:E09

Loading
S13:E10 - Ballpoint Pen, Ration and Mat

S13:E10 - Ballpoint Pen, Ration and Mat

22 min
TV-PG

The wizardry behind the push-button pen saves shirts from ink stains.

Genres

Documentary

Subtitles

English
TV-PG
This program contains material that parents may find unsuitable for younger children.
Welcome to Tubi
Unlimited Movies, TV Shows, and Live News
Credit Card Off Icon
Free Forever
No credit card required
Find the Unfindable
All your favorite titles and so much more
Account 24 Icon
Better When You Register
Personalize your experience
Tubi logo
Slash
S13:E10 - Ballpoint Pen, Ration and Mat
FacebookInstagramXLinkedIn
Copyright © 2026 Tubi, Inc.
Tubi is a registered trademark of Tubi, Inc.
All rights reserved.
Device ID: cf264aed-0fcb-441b-8638-b861c2d78346
Made with Heart in San Francisco