What Could Possibly Go Wrong?WW

What Could Possibly Go Wrong?

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Mini-Weapon Olympiad

The guys are building their own "mini-weapons" to compete for accuracy, durability and distance. After Grant bends the rules, the game is on to build anything that will win.

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We've seen it done in the movies - the perfect car slide in between two parked cars. Think of it as an adult slip n' slide. They guys start by testing pavement lubricants to see what works.WWW

01:51

What Could Possibly Go Wrong?W

Setting Up the Power Slide

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Kevin and Grant have built two versions of their trash can rocket and in true scientific method, they test them out without the propellants first to see if they are air-worthy.WWW

02:00

What Could Possibly Go Wrong?W

Trash Can Rocket Test

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The guys decide they can one up some epic cannon fails with their own homemade Gatling gun, customized to shoot meatballs. Check out the build of both meat and firepower.WWW

04:55

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Meatball Gatling Gun

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After Grant and Kevin watch some three-wheeled destruction on the internet, they brainstorm how they could do it better - with motorized trikes.WWW

01:50

What Could Possibly Go Wrong?W

Inspiration Phase: Motorized Trikes

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Kevin and Grant want to do lawnmower jousting right, from armor to weaponry. The first step is comprehensive tests for the best jousting pole.WWW

02:55

What Could Possibly Go Wrong?W

Preparing For the Joust

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The guys are building their own "mini-weapons" to compete for accuracy, durability and distance. After Grant bends the rules, the game is on to build anything that will win.WWW

02:22

What Could Possibly Go Wrong?W

Mini-Weapon Olympiad

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The guys are inspired to see how many G-forces they can pull on a handmade merry go round powered with a motorcycle. They wisely try the first test with sandbags.WWW

03:05

What Could Possibly Go Wrong?W

Going for Maximum G-Forces

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Kevin and Grant have completed the build of their electromagnetic gravity defying boots. Kevin takes the first turn and finds out it takes more than science to make them work.WWW

02:03

What Could Possibly Go Wrong?W

Gravity Defying Boots Defy Kevin

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Kevin bets Grant they can build a workable concrete canoe. Despite explaining the science behind how it could work, Grant is dubious. A steak dinner is on the line.WWW

01:32

What Could Possibly Go Wrong?W

The Dream of a Concrete Canoe

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Before they start building their rocket powered skateboard, Grant and Kevin have too much fun doing thrust tests with leaf blowers and fire extinguishers. But, they form a plan.WWW

02:57

What Could Possibly Go Wrong?W

Rocket Powered Skateboard: Thrust Test

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Kevin and Grant weld an air cannon in Kevin’s garage to break Don Meredith’s football passing record of 83 yards. They bring the cannon to the field for a "slug" test. Is it record worthy?WWW

01:34

What Could Possibly Go Wrong?W

Football Cannon

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After viewing typical science fair style homemade volcanoes, Kevin and Grant head into the field to build a giant version, complete with the three phases of volcanic explosion.WWW

01:41

What Could Possibly Go Wrong?W

Making a Homemade Volcano

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The guys are happy with their soapbox racer built to go off-road, but as always they want to test it before it goes into the field. They use Kevin’s street, curbs, and a bit of garden to start.WWW

01:11

What Could Possibly Go Wrong?W

Off Road Soapbox Racer

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What is a James Bond test? Trying to stop a car going 30mph with no brakes, but lots of gadgets. Parachutes, air flaps and more are deployed.WWW

01:00

What Could Possibly Go Wrong?W

James Bond Brake Test

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The guys are serious about building a giant paper airplane that will fly 200 yards. Let the testing begin.WWW

01:36

What Could Possibly Go Wrong?W

Giant Paper Airplanes

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What could be better than having a beer delivered straight from the fridge to the garage? Kevin and Grant build a pneumatic tube system and start testing.WWW

01:06

What Could Possibly Go Wrong?W

Beer Delivery System

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Kevin and Grant want to do lawnmower jousting right, from armor to weaponry. The first step is comprehensive tests for the best jousting pole.WWW

02:55

What Could Possibly Go Wrong?W

Preparing For the Joust

i

The guys decide they can one up some epic cannon fails with their own homemade Gatling gun, customized to shoot meatballs. Check out the build of both meat and firepower.WWW

04:55

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Meatball Gatling Gun

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After Grant and Kevin watch some three-wheeled destruction on the internet, they brainstorm how they could do it better - with motorized trikes.WWW

01:50

What Could Possibly Go Wrong?W

Inspiration Phase: Motorized Trikes

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Kevin and Grant weld an air cannon in Kevin’s garage to break Don Meredith’s football passing record of 83 yards. They bring the cannon to the field for a "slug" test. Is it record worthy?WWW

01:34

What Could Possibly Go Wrong?W

Football Cannon

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After viewing typical science fair style homemade volcanoes, Kevin and Grant head into the field to build a giant version, complete with the three phases of volcanic explosion.WWW

01:41

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Making a Homemade Volcano

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The guys are happy with their soapbox racer built to go off-road, but as always they want to test it before it goes into the field. They use Kevin’s street, curbs, and a bit of garden to start.WWW

01:11

What Could Possibly Go Wrong?W

Off Road Soapbox Racer

i

What is a James Bond test? Trying to stop a car going 30mph with no brakes, but lots of gadgets. Parachutes, air flaps and more are deployed.WWW

01:00

What Could Possibly Go Wrong?W

James Bond Brake Test

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What could be better than having a beer delivered straight from the fridge to the garage? Kevin and Grant build a pneumatic tube system and start testing.WWW

01:06

What Could Possibly Go Wrong?W

Beer Delivery System

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The guys are serious about building a giant paper airplane that will fly 200 yards. Let the testing begin.WWW

01:36

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Giant Paper Airplanes

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Kevin and Grant are building a vortex cannon to see how many trash cans they can topple. Attempt #1 includes propane and air.WWW

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The First Vortex Cannon

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Kevin shows Grant how quantum levitation works with magnets and superconductive material. They play with the materials before creating their visionary slot car toy.WWW

02:51

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Slot Cars Move With Magnet Magic

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The guys don't just build a mini-golf course, they build one that guarantees a hole in one every single time.WWW

01:14

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They’ve tested the drone with paintball ammo. Now we watch as Grant and Kevin make the first person headsets and add smoke countermeasures.WWW

02:10

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Finishing Hand Crafted Drones

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Kevin and Grant watch some mini-golf and get the idea to build their own course and try to sink repeated holes-in-one. Of course they make the course as hard as possible.WWW

03:49

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These Guys Have Balls

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Grant and Kevin have tested a basic golf cart. They now systematically strip the cart for their plan to make it bigger and tougher.WWW

02:08

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Trashing A Golf Cart (The Right Way)

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The guys want to be superheroes. They build a wall walking machine with vacuum cleaners and now face a 50 ft. wall.WWW

01:30

What Could Possibly Go Wrong?W

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