How Do They Do It? Season 12 Episodes

Find out where to watch Season 12 of How Do They Do It? tonight
Overview TV Listings Seasons & Episodes

Season 12 Episode Guide

Episode 1 - Heavy-lift Plane, Hunting Boots and Bananas

The most advanced heavy-lift airplane in the world is built. Then, workers manufacture and test a hunting boot, and the secrets behind making sure bananas are ripe when they hit the shelves are revealed.
Episode 2 - Logging, Tiles and Jaffa Cakes

Workers turn millions of tons of cedar trees into perfect planks of wood siding. Then, world-famous Spanish tiles are handcrafted, and a favorite chocolate-coated treat is manufactured.
Episode 3 - Monorail, Royal Copenhagen Porcelain and New York Cupcakes

A monorail is built in the middle of one of the most densely populated cities in the world. Then, dishes fit for a king are crafted, and bakers feed a global food fad.
Episode 4 - Wine and Goretex Extreme Weather Clothing

Wine is made on a massive scale. Then, jackets that can survive a hike up the Himalayas are manufactured and tested.
Episode 5 - Screws, Marmalade and Printed Dresses

Workers manufacture screws strong enough to hold a fighter jet together. Then, a favorite breakfast spread is created, and a desktop printer is used to create a dress.
Episode 6 - Road Rollers, Canned Bread and Vertu Phones

The secrets behind building heavy-duty road rollers are revealed. Then, bread is baked in a can, and workers manufacture luxury mobile phones.
Episode 7 - Tinned Grapefruit, Snow Machines and Conveyor Belts

Workers pick, process and can thousands of tons of grapefruit. Then, ski resorts make it snow, and conveyor belts tough enough to handle millions of pieces of luggage are manufactured.
Episode 8 - Harp Strings, Roof Windows and Belgian Waffles

Cow intestines are turned into harp strings. Then, workers make and test roof windows, and traditional Belgian waffles are made.
Episode 9 - Aga Cookers, Incense Sticks and Jenever

Scrap metal is turned into luxury cookers. Then, billions of sticks of incense are made each year, and workers brew a 400-year-old liquor.
Episode 10 - Robo-farm, Log Stacker and Piano Moving

A Dutch farm uses robots to milk cows. Then, workers build a massive tree-stacker tough enough for the brutal logging industry, and a valuable piano is transported for a leading musician.
Episode 11 - Bamboo Scaffolding and Fireworks

A towering scaffold is built from giant poles of bamboo. Then, workers mine for the mineral that makes fireworks red.
Episode 12 - Espadrilles, Prefabricated Houses and Underground Storage

Classic espadrille shoes are handcrafted. Then, workers build and erect prefabricated houses, and priceless documents are safely stored for hundreds of years.
Episode 13 - Macadamia Nuts, Tap Water and Crowd Barriers

Workers harvest and process the world's toughest and most expensive nuts. Then, lake water is turned into tap water, and barriers made to hold back thousands of fans are built.
Episode 14 - High Rise Construction, Dr. Marten Boots and Cooking Pans

The tallest apartment block in the world is built. Then, classic British boots are manufactured, and cooking pans tough enough to last a lifetime are made.
Episode 15 - Sitar, Biltong and Bulldozers

Workers craft a classic Indian instrument, the sitar. Then, biltong, South Africa's answer to beef jerky, is made, and monster bulldozers are built.
Episode 16 - Fedoras, Cement and Frozen Peas

Iconic fedora hats are fashioned the same way they were decades ago. Then, workers manufacture the cement that builds the world, and millions of peas are harvested and frozen in under three hours.
Episode 17 - Mohair, Quadskis and The Harp

Goat fleeces are turned into fabric for mohair blankets. Then, workers build a quad-bike that turns into a jet ski, and Celtic harps are manufactured.
Episode 18 - Redbush Tea, Baggage Handling and Hairbrushes

Workers harvest and process thousands of tons of caffeine-free tea. Then, robots help make sure luggage catches the same plane as its owner, and a hairbrush fit for royalty is manufactured.
Episode 19 - Credit Cards, Tiffin and Boat Lifts

Credit cards with security features are manufactured. Then, hundreds of thousands of hot lunches are delivered from home kitchens to offices in Mumbai every day, and a ship is lifted hundreds of feet while still in the water.
Episode 20 - Power Tunnel, Pizza Ovens and Playhouses

Massive tunnels are built to prevent blackouts in one of the world's biggest cities. Then, NASA technology is used to cook the perfect pizza, and pine forests are turned into timber.


More movies and TV shows at the American TV Listings Guide..

-

In order to keep our service free we display advertising and may earn affiliate fees for purchases you make on external sites that we partner with.
All content is © 2025 On TV Tonight unless pertaining to advertisers, companies, studios, movies and TV series listed on this site.