Season 3 (1970)

Rube Goldberg Machine
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January 1, 1970 • 21m

Phil builds a maxxed out Rube Goldberg machine and learns a lot about different kinds of forces. Gravity, potential energy, kineti...Read more

Trebuchet
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January 1, 1970 • 21m

A Trebuchet is a giant, lever-based catapult. Phil uses it to hurl pumpkins! Mechanical advantage and the history of the trebuchet...Read more

Hydraulics
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January 1, 1970 • 21m

Starting with a small, syringe powered hydraulic arm, Phil maxxes things out by learning how to use the mechanical advantage of hy...Read more

Rotation
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January 1, 1970 • 21m

Making a maxxed out spinning top is just the start. Phil experiments with the Magnus effect, gyroscopic precession, pushing string...Read more

Geodesic Dome
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January 1, 1970 • 21m

How do you max out a dome made of gumdrops and toothpicks? Well, how about trying to build one with oranges? Still not good enough...Read more

Slime
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January 1, 1970 • 21m

Slime is made of polymers, which are long chains of molecules that explain how many things are made. From plastics, to fabrics to ...Read more

Antacid Rocket
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January 1, 1970 • 21m

When antacid tablets mix with water, you get a chemical reaction. Phil harnesses this to make several variations on rockets! Plus,...Read more

Pumpkin Drop
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January 1, 1970 • 21m

How do you max out an egg drop? With pumpkins, of course! Material science is the focus of this episode: nitinol, ulexite, carbon ...Read more

Gravity Boat
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January 1, 1970 • 21m

Phil tries to max-out a boat that propels itself using just water and gravity. We pour over water specifically and fluids in gener...Read more

Friction Slide
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January 1, 1970 • 21m

Who'd have thought something as simple as a wooden ramp could teach so much about science? Of course, it's helpful when it's 2 sto...Read more

Mousetrap Boat
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January 1, 1970 • 21m

Building a boat that propels itself with the spring tension of a mousetrap is just the start. How about a long line of rat traps? ...Read more

Air Surfing
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January 1, 1970 • 21m

Air is a fluid, just like water. That means you can surf it if you make a tumblewing. Phil explores lots of different methods of f...Read more

Nucleation Fountain
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January 1, 1970 • 21m

Diet cola and mints! A fun experiment that's even more awesome when maxxed out. Air pressure bubbles through this episode, includi...Read more