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Season guide

How Do They Do It?: Season 12

20 episodes Premiered May 10, 2015 Updated Sep 29, 2026
Previously on How Do They Do It?

Season 12 Lore Primer

Key plot threads, lore context, and character stakes you need to remember before diving into this season.

  • ⚡ Directly follows the overarching narrative developments of How Do They Do It? Season 11.
  • ⚡ Faction dynamics and core character alliances shift under escalating external stakes.
  • ⚡ Crucial mysteries introduced previously reach key turning points and narrative reckonings.
  • ⚡ Sets up serialized story arcs that build directly toward the climactic season finale.
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Season 12 Episodes

Episode Guide

🛡️ SPOILER SHIELD

Season 12 Progress Shield

Future titles & synopses blurred. Tap "Reveal" on any card to peek.
Binge Efficiency Engine

Season 12: Filler vs. Essential Canon

Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests.

20%
80%
Mytharc (4): Crucial lore & season climaxes
Core (16): Character development & subplots
Side Quest (0): Standalone / filler
S12·E1 Mytharc

Logging, Tiles, Jaffa Cakes

May 10, 2015 · 22 min

A look at how skyline logging wrangles Vancouver's most elusive trees. Plus, muscle and skill turns ordinary clay into intricate tiles in a Spanish workshop.

S12·E2 Core

Heavy-Lift Aircraft, Hunting Boots, Bananas

May 14, 2015 · 22 min

Jets over to Spain to one of the most advanced and powerful planes in the world. Plus, there's a secret to making warm waterproof boots and how bananas get just...

S12·E4 Core

Wine, Goretex Extreme Weather Clothing

May 28, 2015 · 22 min

Travel down under, home to some of the largest wineries in the world and see how some of the most popular wines are produced. What does PTFE stand for? And how is it used to make e

S12·E5 Core

Screws, Marmalade, Printed Dresses

Jun 4, 2015 · 22 min

Building a fighter jet; Turning bitter oranges into marmalade; Printing out a dress fit for the catwalk.

S12·E6 Core

Road Rollers, Canned Bread, Vertu Phones

Jun 11, 2015 · 22 min

The powerful machines essential to building roads and highways are made; No pans are needed when you can bake bread in a can; Luxurious cell phones are made with rubies and sapphir

S12·E9 Core

AGA Cookers, Incense Sticks, Jenever

Jul 9, 2015 · 22 min

Scrap metal is made into a gourmet cooking machine; The exotic aromas of India are created by hand; How sailors got their Dutch Courage.

S12·E10 Core

Robo-farm, Log Stacker, Piano Moving

Jul 23, 2015 · 22 min

A farm in the Netherlands is run almost entirely by robots. One of the largest toughest log stackers is put to work in Sweeden and grand pianos are navigated through the streets of

S12·E11 Core

Bamboo Scaffolding, Strontium

Jul 30, 2015 · 22 min

Indian construction crews that use bamboo for their scaffolding needs; Mining strontium for multicolored fireworks.

S12·E13 Core

Macadamia Nuts, Tap Water, Crowd Barriers

Aug 13, 2015 · 22 min

South Africa's macadamia farmers; Chicago's water-filtration system. Also: the use of Mojo Barriers to keep music fans safe at the Pinkpop Festival in the Netherlands.

S12·E15 Core

Sitar, Biltong, Bulldozers

Aug 27, 2015 · 22 min

How do they craft a classic Indian instrument, the Sitar? How do they make beef biltong? And how do they build monster bulldozers?

S12·E16 Core

Fedoras, Cement, Frozen Peas

Sep 3, 2015 · 22 min

How do they fashion the iconic Fedora hat? How do they make the cement that builds the world? And how do they harvest and freeze millions of peas in under...

S12·E17 Core

Mohair, Quadski, Harp

Sep 10, 2015 · 22 min

How do they turn goat fleeces into fabrics? How do they build a quad bike that turns into a jet-ski and how do they create the instrument of angels- the...

S12·E18 Core

Redbush Tea, Luggage Handling, Hairbrushes

Sep 17, 2015 · 22 min

How do they harvest thousands of tonnes of tea? How to they make sure that your luggage catches the same plane as you? And how do they make high-quality hairbrushes?

S12·E20 Mytharc

Power Tunnel, Pizza Ovens, Playhouses

Oct 1, 2015 · 22 min

How do they build tunnels to prevent blackouts in one of the world's biggest cities? How do they turn millions of hectares of pine forest into perfect pieces of timber?

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