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Determine math proportions with the Square-Cube Law

A 8:46
Curated 11 months ago by tenebrism | Comments 0
Views 2,820

How to be a human calculator

Be a human calculator

In 4 minutes learn to calculate faster than the calculator. You can power-up your weak Math muscle and turn it into a bulging bicep.

A 3:47
Curated 2 years ago by Bobinski | Comments 19
Views 15,335

How to calculate faster than a calculator

Calculate faster than a calculator

This is a magical way of doing super-fast mental math. Learn to calculate faster than the speeding calculator..

A- 3:24
Curated 2 years ago by Bobinski | Comments 18
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How to make poor man's liquid nitrogen

Make poor man's liquid nitrogen

Can't get liquid nitrogen? Then make some yourself. Check out this instructional science video to learn how to make inexpensive liquid ...more

A- 3:21
Curated 1 year ago by bird crick | Comments 22
Views 31,550

How to melt a beer bottle in the microwave

Melt a beer bottle in the microwave

Melt some glass in your kitchen microwave. BUT WHY?!! Why would anyone want to DO such a thing? This video tutorial will show you how to ...more

A 5:14
Curated 1 year ago by bird crick | Comments 11
Views 17,178

How to make exploding dry ice bubbles

Make exploding dry ice bubbles

This is a dry ice experiment for Halloween fun with bubbles. Mr Brunner shows us how to grow dry ice bubbles in buckets. This experiment is ...more

B+ 2:04
Curated 11 months ago by WonderHowTo | Comments 17
Views 15,478

How to make an amazing floating static orb

Make an amazing floating static orb

Learn how to make this spooky, amazing floating static orb. This is so simple, and so cool. It uses static electricity to make a tinsel ...more

A 3:00
Curated 10 months ago by rmansur | Comments 11
Views 21,960

How to make fireballs you can hold in your hand

Make fireballs you can hold in your hand

This flame you CAN hold, without burning your skin off. Learn to make fireballs you can hold in your hand. This amazing video tutorial shows ...more

A 3:32
Curated 4 months ago by WonderDude Mike | Comments 277
Views 319,061

How to make a tomato glow in the dark (FAKE?)

Make a tomato glow in the dark (FAKE?)

F for FAKE. This video has been labeled a "Faux-To". Commonly contested as bogus science, we believe this video to be a hoax. What's your ...more

B 2:34
Curated 2 years ago by katrinajohnson | Comments 53
Views 114,370

How to make fire from potatoes, salt and toothpaste (FAKE?)

Make fire from potatoes, salt and toothpaste (FAKE?)

F for FAKE. This video has been labeled a "Faux-To". Commonly ...more

C+ 3:07
Curated 1 year ago by Tranzor Z | Comments 110
Views 166,888

How to change your voice from male to female

Change your voice from male to female

This sequence of instructional videos provides a near comprehensive lesson on how you can change your voice from that of a male to that of a ...more

B 1:59
Curated 1 year ago by rmansur | Comments 39
Views 95,536

How to blow an egg

Blow an egg

Baking soda and blowing. Use the baking soda bath to loosen up the hard boiled egg from the shell. It's the secret to instantly peel an egg ...more

A 1:00
Curated 1 year ago by Amie | Comments 12
Views 16,735

How to win at Guess Who? in one move

Win at Guess Who? in one move

CongaLineBuffet presents, How to win Guess Who? the board game... in one move. Need a hint: MiltonBradley might be racist.

A 1:08
Curated 1 year ago by Amie | Comments 12
Views 20,967

How to rip a penny in half

Rip a penny in half

Using only one common chemical, completely remove the zinc core from a modern US penny, leaving just a thin copper shell! An amazingly ...more

A- 3:07
Curated 1 year ago by Amie | Comments 50
Views 136,807

How to instantly make hot ice

Instantly make hot ice

Watch this amazing video tutorial to learn how to instantly make ice. This is a simple experiment turning a liquid to a solid with just a ...more

A+ 2:24
Curated 1 year ago by mjc921 | Comments 37
Views 88,034

How to bend a spoon with your mind

Bend a spoon with your mind

Want to know how to bend a spoon and a fork and a steel bar with just your mind? Check this out. Of course, there are many ways to bend a ...more

B+ 3:29
Curated 10 months ago by bird crick | Comments 24
Views 30,511

How to be a good kisser

Be a good kisser

Nine out of ten people say they would refuse to date someone who is a bad kisser, while one out of five say they’d date someone unattractive ...more

A- 1:40
Curated 10 months ago by Howcast | Comments 19
Views 138,134

How to make a solar cell with a condom

Make a solar cell with a condom

Make a solar cell from a condom with this video tutorial. Solar energy is plentiful and better for the environment, so why not take an ...more

A- 2:09
Curated 1 year ago by Amie | Comments 17
Views 32,399

How to open a beer bottle with a dollar bill

Open a beer bottle with a dollar bill

This video demonstrates how to open a regular beer bottle with a dollar bill. To do this, just roll up the bill, fold it, and use it to pry ...more

A 2:30
Curated 1 year ago by tenebrism | Comments 21
Views 100,855

How to view your printer's secret dots (fingerprints)

View your printer's secret dots (fingerprints)

Imagine that every time you print a document, it automatically ...more

A- 5:44
Curated 9 months ago by tenebrism | Comments 0
Views 5,559

How to humiliate and take down a friend

Humiliate and take down a friend

Seriously, this is disgusting. Save this for someone special. So, if you hate getting hugs, check out this how-to video and defend ...more

A 2:41
Curated 1 year ago by tenebrism | Comments 12
Views 70,728

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Make-It-Yourself LEGO Gummies

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Geek-Shooting Rubberband Machine Gun

It's the idea that counts. This geeky rubberband machine gun is pretty sweet looking... but I wish it had a little more force. The gun can very quickly shoot (200!) rubberbands, but it just tumbles ...

4 Years in the Making: Insane Papercraft City

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Jetman Flys Over Atlantic with DIY Wings - Plummets!

Yves Rossy, AKA Jetman, attempted to fly across the Atantic from Morocco to Spain yesterday. His homemade, jet powered wings "span 8 feet and are powered by four kerosene-fueled jet engines ...

Avoid Turkey-Frying-Fire Disaster this Thanksgiving

Thinking of deep frying a turkey this Thanksgiving? Careful. Or this might happen: Luckily, Alton Brown (of Food Network) offers a thorough step-by-step on how to fry that bird. Hackaday has also ...

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