Find the Area of an Irregular Shape

Math Craft admin Cory Poole posted instructions on How to Make a Cube, Octahedron & Icosahedron from Sonobe Units, plus some great complex models in his article, How to Make a Truncated Icosahedron, Pentakis Dodecahedron & More. These models use the standard sonobe unit and a ...more

There are a few ways to make trapdoors, but out of all of them, this one is my favorite. It's fast, completely hidden, and both opens and closes. This particular trapdoor can be used for a variety of purposes, such as hiding your valuable possessions, having a secret entrance ...more

Traditional Aboriginal didgeridoos are made from trees that have been hollowed out by termites. Finishing work to smooth out surfaces and decorate the didgeridoo would soon follow. Lucky for you, you don't have to spend lots of money or find a hollowed out tree to create a did ...more

WonderHowTo is made up of niche communities called Worlds. If you've yet to join one (or create your own), get a taste below of what's going on in the community. Check in every Wednesday for a roundup of new activities and projects. This week has been an exciting one. The com ...more

Minecraft is not just a game. It is a creative tool. Over the past year and a half countless epic builds, servers, and community projects have been undertaken. I'm sure some of you have seen the one-to-one scale recreation of the Starship Enterprise from Star Trek or the epic ...more

I know it seems a little redundant to post this when I've already posted a video, but it is kind of hard to get more than a vague idea from the video alone. I hope this sheds a little more light on the subject. I'm sure it also seems like I'm beating this idea to death, but th ...more

Like theme music, I always feel that I need more fog in my life. Fog can be useful for many reasons—warding off smaller siblings from your bedroom, keeping curious hands out of your cupboard, and tricking your friends into thinking there's something horribly wrong with their v ...more

Welcome to Minecraft World! Check out our advanced tutorials and come play on our free server. This past Saturday we had a great turn out for the Weekly Workshop, and we even managed to get a few of you in TeamSpeak. Thanks to all who joined in, hope you learned some awesome ...more

Find Your Base Material The base material for your doll can be anything 100% naturally made. Traditionally, sticks and twigs are used. Some people prefer to use corn husks, braided grass or similar items. The choice is yours, the only "rule" is that it be made of 100% natural ...more

Choose the Right Path Making a choice What do you do, when you do not know what to do? Perhaps, you do nothing. But such inaction may be unhealthy and even suicidal. Someone said, “The only thing for the evil to triumph is the good should do nothing”. Many people have been i ...more

All fields of study have their own language. For people interested in learning about microbes, the language can sometimes be downright difficult — but it doesn't need to be. From antibiotics to xerophiles, we have you covered in an easy-to-understand glossary. Terms are liste ...more

In the case of Apple Watch v. Fitbit, the winner comes down to the judge at hand. Apple currently offers two smartwatches — the Series 5 and the Series 3 — while Fitbit offers three models — the Fitbit Versa 2, Fitbit Ionic, and Fitbit Versa Lite. Whatever your assumptions abo ...more

If we were to assign a theme for the 2019 edition of the Next Reality 30 (NR30), it might be something along the lines of, "What have you done for me lately?" Many of the top names in the industry from the 2018 edition remain the same, but their positions have shuffled. The p ...more

Cholera may be rare in the US, but cases of the disease have increased worldwide since 2005, particularly in Africa, southeast Asia, and Haiti. An estimated 3 to 5 million people are infected, and more than 100,000 die from the disease globally each year, mostly from dehydrati ...more

As someone who's dependent on glasses to see on an everyday basis, losing or misplacing them is obviously a bad thing. I can't even see clearly enough to find the glasses that I just lost, so I'm pretty much blind now. Without your prescription eyewear, the world is a blur. P ...more

Take a close look at the image above. These bugs spread a deadly parasite that infects thousands of people each year. They also live in the US, and it's important to know where they are and whether you need to worry that they're carrying a dangerous infection. Triatoma bugs a ...more

In order to make your food taste good, your favorite restaurant is most likely using way more salt than you think they are (among other pro secrets). Which is why when you ask just about any professional cook what the biggest problem with most home-cooked meals are, they almos ...more

Say whatever you want, but Steampunk is primarily a maker culture. Consider that Steampunk has existed since the 1960s and yet more or less languished in obscurity until approximately 2005, which is when it made the leap to costuming. That costuming was what provided the leap ...more

The new iOS 14 for iPhone arrived Wednesday, Sept. 15, 2020, alongside iPadOS 14, and there are a lot of features to uncover. Improved widgets. Better home screen customization. Exciting Messages improvements. New abilities in Camera and Photos. There's so much here that it'll ...more

For those of you who like to frequently change the icon shapes on your home screen, the process has changed in Android 10. The setting is buried and now applies to more than just home screen icons. In previous versions of Android, specifically Oreo and Pie, you could long-pre ...more

The Note 7 debacle taught Samsung an important lesson on cramming oversized batteries into their handsets, and they've applied it diligently to their Galaxy S8 and S8+. You might even say the company has gone a little too far in trying to achieve a balance between battery size ...more

Creative thoughts are fleeting, so when an idea strikes, you have to jot it down as quickly as possible or risk forgetting it altogether. Let's say you randomly think of a perfect tweet while you're using your phone. You exit whatever app you were using, head to the home scree ...more

While you can go to the doctor to have an unsightly mole professionally removed, there is a good chance that a DIY home remedy can reduce or completely eliminate the appearance of your mole using items found in your kitchen or medicine cabinet for a much cheaper price. For an ...more

What Is Graphene? Graphene is a very thin layer of graphite. Graphite is made out of carbon (the mother of all elements), and is normally used in pencils. Graphite is also used for brake padding in larger vehicles, the batteries in laptops or portable gaming systems, and in t ...more

Need to remove wrinkles from your shirt but don't want to bust out the iron and ironing board (or don't even have one)? Well, with a little bit of do-it-yourself ingenuity, you can "iron out" that wrinkly top in no time. For example, if you need to hop into the shower, simply ...more

It feels like just yesterday Apple unveiled iOS 13 to the world, introducing game-changing features like system-wide dark mode and enhanced editing tools in Photos. But WWDC 2020 is rapidly approaching, which means iOS 14 is as well. As it turns out, we don't need to wait for ...more

Even though most phones don't have Oreo yet, Google has released Android 9.0 Pie. It's available on Google's own Pixel devices, and updates should soon be available to partnered devices from Essential, Nokia, Oppo, Sony, Vivo, and Xiaomi. We're already digging into it to highl ...more

Stories are everywhere in social media today, but that wasn't always the case. In 2013, Snapchat introduced the world to these temporary windows into our daily lives. Since then, stories have infiltrated other popular apps. However, to stand out, you can't solely rely on the a ...more

If you're ever in a major accident or have a bout with acute onset health problems, first responders will need to know as much information about you in order to provide proper care. For this reason, paramedics and firemen have been trained to search a subject's cell phone to f ...more

It's a rare person who enjoys swallowing pills—and equally rare to find those who can toss a pill back easily and effortlessly without gulps of water and coughs. The transition from liquid medicine to pills, tablets, and capsules can be a rough one, and some of us still strugg ...more

It's time to trip out with your tablet. If you're not looking to drain that precious battery life with a fancy-looking live wallpaper, then apply an optical illusion that appears to be moving on your Nexus 7 (or any other Android device) instead. Many of these visual illusion ...more

The biggest new feature in Android 10 is the system-wide dark mode. Both Samsung and Google phones have it, so third-party support is everywhere. The only problem is OnePlus forgot to include a way to quickly toggle dark mode on and off. You'd have to imagine a dark mode togg ...more

Cases and stickers are always great, but they aren't the only way to customize an iPhone. The software on your device is full of customization options, from a better-looking home screen and cooler lock screen wallpapers to app icon changes and a system-wide dark mode. There's ...more

|Choose Your View: Quick Bullet Points | Detailed Descriptions Android's newest major update is a special one — it's the tenth full version of the world's most commonly used operating system. The latest release, dubbed simply Android 10 (codename Android Q), was first showcas ...more

New updates are always exciting, even more so when Google's behind the wheel. Yes, Android 10 "Q" is here, at least in beta form, ready for software testers to dive in and explore all the new changes. Among those changes, however, lie some issues. We won't sugarcoat it — there ...more

When it comes to Hi-Fi music streaming services, Jay-Z's Tidal is one of your only choices. But as you can imagine, true High Fidelity audio requires faster download speeds than your average music service. So the question becomes, how do you listen to Hi-Fi tracks on Tidal whe ...more

Intense exercise can cause problems with our digestive tract. It even has a name — "Exercise-induced Gastrointestinal Syndrome." Simply put, strenuous exercise can damage the gut and let the bacteria that reside there potentially pass into the bloodstream. A research group fr ...more

A new study confirms that antibiotics can prevent surgical intervention if your child's appendix becomes inflamed, potentially saving his or her life. Attached to the large intestine, the appendix is a finger-shaped organ about three to four inches in length. When inflamed by ...more

Every year, 100-200 people in the US contract leptospirosis, but usually 50% of the cases occur in Hawaii where outdoor adventurers are exposed to Leptospira bacteria found in freshwater ponds, waterfalls, streams, and mud. That's why it's so alarming that two people in the Br ...more

Macaroni and cheese is one of those dishes that automatically make me feel all is right with the world. I even like the boxed kind in a pinch. However, real macaroni and cheese is pretty easy to make and is worlds better than the boxed kind. It's also pretty easy to make reall ...more

Poison ivy, poison oak, and the lesser known skin irritator, poison sumac, can all cause a conundrum in the search of itch relief: to scratch or not to scratch. Fortunately, there are a number of home remedies one can try to help alleviate the itch(ing), with many like coffee, ...more

There is nothing more stunning than accentuating eyes with smokey makeup for a special occasion. Here's a tutorial for you on how to get smokey eyes for a stylish evening or a sophisticated day look in less time. Great for beginners. Video: . Step 1: Apply Base Coat Firstly, ...more

There are two options when it comes to a dent in your car — live with it, cringing each time it enters your view, or get rid of it. While the latter is obviously the best option, most of us will probably just live with dents and dings since spare money is better spent on the a ...more

The last iOS software update was a modest one, but iOS 17.4 has a lot more for your iPhone, including changes to emoji, Podcasts, security, Safari, widgets, Apple Cash, CarPlay, and more. Many of the exciting changes in iOS 17.4, as well as iPadOS 17.4, apply to users in the ...more

Apple just seeded developers and public beta testers the GM (golden master) for iOS 14 on Tuesday, Sept 15. The update (18A373) comes just after Apple's "Time Flies" event, and six days after Apple released iOS 14 beta 8 for both developers and public testers. Apple released ...more

Android's status bar is ever-present. It sits at the top of almost every screen in every app, making it the most prominent part of your Pixel's theme. So it only makes sense that Google would give you a way to change the icons it uses. Not only can you change the status bar i ...more

Apple's iOS 14 is here. With it, you'll see over 200 new features and changes hit your iPhone, including home screen widgets, inline replies in Messages, and cycling routes in Maps. Here's how you can get your hands on the brand new update. Apple released iOS 14 to compatible ...more

The Pixel 4 comes with a new "Styles and wallpapers" app that lets you change icons, accent colors, and more. But if you're on a first-gen Pixel, a Pixel 2, or a Pixel 3, you don't get this feature. On the bright side, there's still a way to use it. Your circular home screen ...more

Waking up your Apple Watch to see "your heart has shown signs of an irregular rhythm suggestive of atrial fibrillation" might come as a shock. While your watch can send you warnings if it detects a fast or low heart rate, those messages are pretty vague, while the abnormal arr ...more

Thanks to its advanced cameras, the Galaxy S9 can capture videos at an astonishing 960 frames per second (fps). To put it in perspective, you now have you the ability to record the world around you in ways that previously required expensive professional camera equipment. And t ...more

Your best chance of getting to a destination on time during rush hour is to drive through relatively empty HOV lanes. Thankfully, if you're using Waze to navigate through traffic, you can easily locate HOV or HOT routes to optimize travel times by adding your toll passes in th ...more

While some researchers look for drugs to treat HIV, other scientists delve deep into the virus itself for answers on how it causes infections. Using two supercomputers, University of Illinois research scientist Juan R. Perilla and late physics professor Klaus Schulten simulat ...more

That soil under your feet is not just dirt. It is teeming with life that may not change as fast as we would like when challenged by global warming. The warming climate has people wondering about the future. But soil scientists have found a way to look forward — by looking bac ...more

Like humans, cats can suffer infections caused by ticks, and too often, the disease is fatal. Learn about tickborne diseases that affect cats and what you can do to protect Fluffy from an untimely demise. Across the US, tickborne diseases are on the rise. With warmer winterti ...more

You just sat down, coffee in hand, and the day is ready to start. Now that you have taken a few sips, let me pose a question: What is living in that coffeemaker of yours? The answer might make you dump that coffee down the drain pronto. Extremophiles are rugged microbial indi ...more

Blue light (like that from our smartphone) tricks the human brain into thinking it's still daytime, even if it's coming from something as small as a screen. So while you're playing around with your new Pixel or Pixel XL after dark, subconscious signals to be awake are preventi ...more