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How To: Make a homemade fish aquarium filter

This is a short video of a DIY filter for a small aquarium. It works off the same concept as a sponge filter, but could be built to use and common HOB filter. You will need a Cool Whip container, a PVC pipe, silicone, airline and a pump. Watch this video pet care tutorial and learn how to make an aquarium filter at home for your pet fish.

News: Microsoft Japan Concept Video Demos How HoloLens Will Help Pilot the Drone Ships of the Future

Although the HoloLens is still primarily the domain of developers and researchers, the device is nevertheless on the cutting edge of showing us what will be possible with augmented reality in the coming years. The latest example comes via Microsoft Japan and a new concept video that shows off how the HoloLens will be used in the relatively near future to pilot autonomous ships.

How To: Practice proper gaming etiquette playing online in Black Ops and other games

The concept of video game etiquette is foreign to many people, including a disgraceful number of frequent gamers. The combination of anonymity and role-playing in online games can lead people to be dicks in all sorts of obnoxious ways, making a fun activity distinctly less fun for everyone. Watch this video to learn about proper online gaming etiquette in the context of Call of Duty Black Ops. These lessons extend to most games, however, and practicing them will results in people liking to pl...

How To: Balance chemical equations

n this tutorial, we learn how to balance chemical equations. This is a straight-forward concept to balance out both sides of the equation of chemicals. To start, you will need to analyze how many atoms in each chemical you have on each side. Once you do this, you will need to find what you can multiply by on each side to make them equal to the other side. Once you do this and have equal atoms on each side, then the equation will be equal. Remember that you cant have a half of an atom, so that...

How To: Take a penalty kick with basic moves in FIFA 11 for the Xbox 360

It's the final half, you're in extra time, and time is running out, you've got to defend hard enough to score this win. Unfortunately, in the last few seconds of the game the other team scores a goal and ties everything up, sending everything into penalties. Taking penalty kicks in FIFA 11 takes some skill, but understanding the basics of it can at least help you grasp the concept and get you where you need to go! In this video you will get the basics of how to take penalty kicks and what som...

How To: Use functioning & static dominant chords in jazz guitar

In this video, we learn how to play Jazz guitar: Functioning & Static Dominant Chords. When you play an A7 going to a D chord, you are playing a functioning dominant, because a five chord always wants to go to a one chord. This is because of the tension in the five chord and how it resolves to the one chord. You will hear that the chord wants to go to a different chord, so make sure you understand this concept as you are playing. If the chord does go to the other, it's referred to as a functi...

How To: Solve math problems using proportions

Proportions or ratios are fundamental concepts of mathematics. A proportions is an equation that states that two ratios are equal. Hence proportion can be written in two ways as a:b=c:d or a/b=c/d. In these equations a and d are called as extremes and b,c are called as means. So when working with proportions we can state that product of the means is equal to the product of the extremes i.e. a*d = b*c. This is obtained by cross multiplying the second form of proportions. In mathematics you are...

How To: Perform the "spellbound" card trick to impress friends

Andy Field shows his audience how to perform the Spellbound magic trick. The video is set up as a tutorial which means he is explaining to the viewers how the trick is performed, or in other words what his secrets are. The trick itself is fairly complex and to grasp the full understanding of the concept it is recommended that you watch the video. According to Andy, most people already suspect how he is doing the trick, but he just wants to confirm their hypothesis. The video is five minutes a...

How To: Solve the 4x4 Rubik's Cube Revenge in seven steps

Solving the Rubik's Revenge Cube is similar in concept to solving the original Rubik's Cube. You still match colors and replace one piece with another, but there is an added level of complexity. Where the classic Rubik's Cube has fixed centers that determine the color of each face, every piece on the Rubik's Revenge Cube is fully moveable. It is also much more fragile than the original Rubiks Cube therefore requires greater care and precision. If you want to more... just watch and learn.

How To: Defeat the Ape King in Ninja Saga on Facebook

If you didn't know already, December 5th, which is today, is the Day of the Ninja. It's an unofficial holiday where people across the world dress like a ninja, engage in ninja-related activities and spread information about ninjutsu online. But for web-gamers, the Day of the Ninja is the best time of year to get some Ninja Saga action in.

How To: Do the ab twist to tone the obliques

The truth is, it's not about how many repititions of an exercise you do; it's about how well you hold the form and what kind of exercise you do. Heck, you could probably do 1,000 sit ups a day and still have some extra flab on your belly. That's because sit ups only tone the upper portion of your core, making the rest liable to grow chub.