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How Do They Do It?

How Do They Do It?

2006Returning Series17 Seasons287 Episodes7.6TMDB
Discovery

An insider's look at the engineering and scientific miracles behind the things that form the modern world.

Season 9 Episodes

Browse every episode and jump into details.

Episode 1: Chewing Gum, Fish Hooks, Legoland

May 17, 2012 · 22m

How do they transform rubber into chewing gum; how do they make fish hooks strong enough to catch a shark; and how are the models built at the world's largest...

Episode 2: Leatherman, Formula 1, Glassware

Jul 12, 2012 · 22m

How do they build Formula 1 racing cars; how do they make the Leatherman, America's best-selling multi-tool; and how do they create classic Finnish Aalto glassware?

Episode 4: World In Miniature, Rhubarb

Jul 26, 2012 · 22m

How do they build working miniature airports? How do they design houses to survive hurricanes? How is rhubarb cultivated in the dark?

Episode 5: Almonds, Snowblower

Aug 2, 2012 · 22m

How do billions of bees produce tonnes of California almonds? How do they clear the snow to keep Norway's planes in action? How are tricky stains removed?

Episode 7: Guacamole, Swamp Buggy

Aug 9, 2012 · 22m

How do volcanoes help produce the world's best guacamole? How do they build trucks that can cross swamps? How do they make the world-famous Fiskars scissors?

Episode 8: Suspension Bridge, Crossbows

Aug 23, 2012 · 22m

How do they make steel cables strong enough to hold up a 50,000 tonne bridge; why do modern hunters use medieval weapons; and how do shops know which clothes sizes...

Episode 10: Vanilla, Anchors

Sep 6, 2012 · 22m

How do they grow enough vanilla to make the world's favourite ice cream flavour? How are anchors for huge ships built? How are 12 million lighters made every year?

Episode 11: Leather Footballs, Mussels

Sep 13, 2012 · 22m

How do they craft footballs for the National Football League? How do they farm mussels? How do they design the ultimate fighter pilot's helmet?

Episode 13: Guitars, Rope Access

Sep 27, 2012 · 22m

How do they make the finest classical guitars? How do they keep the blades turning on a wind turbine? How do they produce America's ultimate mowing machines?

Episode 14: Liferafts, Mind Control

Oct 4, 2012 · 22m

How can lifeboats hold up to 150 people? How can mind control techniques help golfers improve their shots? How do they make millions of celebratory stamps?

Episode 16: Stuntmen, Seabreacher, Amber

Oct 25, 2012 · 22m

How stuntmen survive a day of being knocked down and beaten up; how they make a watercraft that can swim like a dolphin; how they mine precious amber.

Episode 18: Rayon, Snuff, Cola

Nov 29, 2012 · 22m

How is viscose transformed into clothing and cloth? How do they produce the world's favourite fizzy drinks? How do they make traditional English snuff?

Episode 19: Zubrowka, Aerial Cable Car

Dec 6, 2012 · 22m

How do they build the world's most expensive cable cars? How is vodka produced from grass? How do social networks connect people around the world?

Season 9 FAQ

Quick answers about this season's release timeline and episode lineup.

When did How Do They Do It? Season 9 premiere?

How Do They Do It? Season 9 premiered on May 17, 2012.

How many episodes are in How Do They Do It? Season 9?

How Do They Do It? Season 9 has 20 episodes.

What is the first episode of How Do They Do It? Season 9?

The season opens with Season 9 Episode 1, "Chewing Gum, Fish Hooks, Legoland". It aired on May 17, 2012.

Go to Season 9 Episode 1

Where to Watch

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