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The Best Episodes of How Do They Do It? Season 9

Every episode of How Do They Do It? Season 9 ranked from best to worst. Discover the Best Episodes of How Do They Do It? Season 9!

Binge this in 7h 20m•Peaking at 7.9/10

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

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Episode Rankings

  1. #1 Fan Favorite
    How Do They Do It? Season 9 Episode 1 - Chewing Gum, Fish Hooks, Legoland
    7.1/10(13 votes)

    #1 - Chewing Gum, Fish Hooks, Legoland

    S9:E1

    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...

    Director:Unknown
    Writer:Unknown

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  2. How Do They Do It? Season 9 Episode 2 - Leatherman, Formula 1, Glassware
    7.2/10(10 votes)

    #2 - Leatherman, Formula 1, Glassware

    S9:E2

    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?

    Director:Unknown
    Writer:Unknown

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  3. How Do They Do It? Season 9 Episode 3 - Hats, Longest Road Tunnel, Snake Catcher
    7.2/10(11 votes)

    #3 - Hats, Longest Road Tunnel, Snake Catcher

    S9:E3

    Panama hats; rounding up Florida's escaped pythons; keeping drivers safe in the world's longest tunnel.

    Director:Unknown
    Writer:Unknown

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  4. How Do They Do It? Season 9 Episode 4 - World In Miniature, Rhubarb
    7.4/10(10 votes)

    #4 - World In Miniature, Rhubarb

    S9:E4

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

    Director:Unknown
    Writer:Unknown

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  5. How Do They Do It? Season 9 Episode 5 - Almonds, Snowblower
    7.4/10(9 votes)

    #5 - Almonds, Snowblower

    S9:E5

    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?

    Director:Unknown
    Writer:Unknown

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  6. How Do They Do It? Season 9 Episode 6 - Fighter Plane, Trappist Beers, SUV
    7.6/10(9 votes)

    #6 - Fighter Plane, Trappist Beers, SUV

    S9:E6

    How is a modern fighter jet built? How do Belgium's Trappist monks make the world's finest beers? How do they build America's best performing SUV?

    Director:Unknown
    Writer:Unknown

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  7. How Do They Do It? Season 9 Episode 7 - Guacamole, Swamp Buggy
    7.4/10(9 votes)

    #7 - Guacamole, Swamp Buggy

    S9:E7

    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?

    Director:Unknown
    Writer:Unknown

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  8. How Do They Do It? Season 9 Episode 8 - Suspension Bridge, Crossbows
    7.4/10(9 votes)

    #8 - Suspension Bridge, Crossbows

    S9:E8

    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...

    Director:Unknown
    Writer:Unknown

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  9. How Do They Do It? Season 9 Episode 9 - Tennessee Whiskey, Nightvision
    7.4/10(10 votes)

    #9 - Tennessee Whiskey, Nightvision

    S9:E9

    How do they make Tennessee whiskey the traditional Lincoln County way? How do night goggles work? How do the Finnish relax in 160-degree saunas?

    Director:Unknown
    Writer:Unknown

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  10. How Do They Do It? Season 9 Episode 10 - Vanilla, Anchors
    7.9/10(12 votes)

    #10 - Vanilla, Anchors

    S9:E10

    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?

    Director:Unknown
    Writer:Unknown

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  11. How Do They Do It? Season 9 Episode 11 - Leather Footballs, Mussels
    0.0/10(0 votes)

    #11 - Leather Footballs, Mussels

    S9:E11

    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?

    Director:Unknown
    Writer:Unknown

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  12. How Do They Do It? Season 9 Episode 12 - Scania Trucks, Miracle Forensics
    0.0/10(0 votes)

    #12 - Scania Trucks, Miracle Forensics

    S9:E12

    How are powerful Scania trucks built? How do they use the world's biggest DNA database to solve crime? How is paraffin used to make Gouda cheese?

    Director:Unknown
    Writer:Unknown

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  13. How Do They Do It? Season 9 Episode 13 - Guitars, Rope Access
    7.4/10(9 votes)

    #13 - Guitars, Rope Access

    S9:E13

    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?

    Director:Unknown
    Writer:Unknown

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  14. How Do They Do It? Season 9 Episode 14 - Liferafts, Mind Control
    7.6/10(9 votes)

    #14 - Liferafts, Mind Control

    S9:E14

    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?

    Director:Unknown
    Writer:Unknown

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  15. How Do They Do It? Season 9 Episode 15 - Tequila, Steam-Powered Megacity
    0.0/10(0 votes)

    #15 - Tequila, Steam-Powered Megacity

    S9:E15

    How do they produce tequila from cactus plants in Mexico? How does New York City run on steam? How do they produce soft ice cream?

    Director:Unknown
    Writer:Unknown

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  16. How Do They Do It? Season 9 Episode 16 - Stuntmen, Seabreacher, Amber
    7.4/10(10 votes)

    #16 - Stuntmen, Seabreacher, Amber

    S9:E16

    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.

    Director:Unknown
    Writer:Unknown

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  17. How Do They Do It? Season 9 Episode 17 - Tennis Balls, Surround Sound
    7.4/10(9 votes)

    #17 - Tennis Balls, Surround Sound

    S9:E17

    How is NYC supplied with the finest steaks? How do they produce the ultimate surround sound home cinema systems?

    Director:Unknown
    Writer:Unknown

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  18. How Do They Do It? Season 9 Episode 18 - Rayon, Snuff, Cola
    0.0/10(0 votes)

    #18 - Rayon, Snuff, Cola

    S9:E18

    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?

    Director:Unknown
    Writer:Unknown

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  19. How Do They Do It? Season 9 Episode 19 - Zubrowka, Aerial Cable Car
    7.4/10(9 votes)

    #19 - Zubrowka, Aerial Cable Car

    S9:E19

    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?

    Director:Unknown
    Writer:Unknown

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  20. How Do They Do It? Season 9 Episode 20 - Skydiving Suits, Surströmming
    7.8/10(9 votes)

    #20 - Skydiving Suits, Surströmming

    S9:E20

    How do skydiving suits work? How do they produce Surströmming, one of the world's smelliest foods? How do they transform weeds into walls?

    Director:Unknown
    Writer:Unknown

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Season 9 Ratings Summary

"Chewing Gum, Fish Hooks, Legoland" is the best rated episode of "How Do They Do It?" season 9. It scored 7.1/10 based on 13 votes. Directed by Unknown and written by Unknown, it aired on 5/17/2012. This episode is rated 0.1 points higher than the second-best, "Leatherman, Formula 1, Glassware".