From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps. With this installment from Internet pedagogical superstar Salman Khan's series of free math tutorials, you'll learn how to unpack and solve word problems that require you to find a unit rate.
In this tutorial, learn how to add felt fins and teeth onto your child's shark costume. These easy to add embellishments will really make your little guy or girl feel like they are a part of the costume. This costume is super cheap to make and only requires some extra fabric and a sweatshirt to get started. Have fun!
Are you at a loss when it comes to fixing up your motorhome? It's a great vehicle for traveling - plenty of freedom, but it also requires some maintenance. In this video, the RV Doctor explains how you can locate the slideout mechanism in your motorhome so that you can lubricate it.
If the foam calla lily is too advanced for your kids, and the foam violets are too much purple for the eyes, then try out these simple flowers. Make a whole bouquet of them with your kids! They are really simple to make, and only require these materials:
Realistic fake blood is hard to come by, unless you plan on spending tons of money ordering it from a prop company. Make it yourself! This video features step-by-step instructions for making fake blood at home out of simple ingredients, with a blender being the only tool required. This way, you won't need to resort to drawing it from a real human.
Due to the sour economy, folks have started cutting out or toning down unnessary expenditures. Miniaturize your Christmas tree - though not your Christmas spirit - by crafting this modular origami Christmas tree to adorn your home this holiday season.
If you're struggling to get your PSP hacked after downloading the required software (ChickHEN and CFW), check out this video for a helpful walkthrough on how to get things started. This video shows you how to install ChickHEN R2 and boot Custom Firmware 3.60, allowing you to access tons of games.
Level 18 is one of the harder levels in Portal, so this video will give you a quick walkthrough on how to beat it.
If you need to make backups of your Xbox 360 games, check out this video for a simple tutorial guiding you on how to burn Xbox360 games to a CD.
Use a hair dryer to get BBQ coals nice and hot quickly and easily. No fluid required! This is a handy trick that helps you ignite a BBQ grill quickly by inciting the heat.
This week on Make Magazine is a project with parts from the Arduino Starter Kit. Skip over building the Proto Shield. Otherwise, it's a simple build that doesn't require any soldering. Arduino is a speaking control for robotics. It can be used in other Make kits or robotic projects. This is a circuit bending and circuit board project that involves basic circuitry and wiring.
Learn how to make this fun Christmas craft! Making a candy cane reindeer requires wrapping a pipe cleaner around the candy cane as antlers, gluing a red pom to the end for its nose and adding two googly eyes to the front. Create a candy cane reindeer using a few simple materials with instructions from an experienced craftswoman in this free video on Christmas crafts.
Learn how to make this fun Christmas craft! Making a Christmas candy wreath requires arranging red and green peppermints in a circle, gluing them together and then attaching a ribbon bow to the top. Create a wreath out of candy, attaching them to a paper plate for extra support, with instructions from an experienced craftswoman in this free video on Christmas crafts.
Whether you're looking to make your own comics or you just like the style, check out this how-to video and find out how to make a quick cartoon style dog sketch. The cartoon dog rendered in this video is quick to make, and only requires an ink pen, and water-soluble markers if you want to add some color. Watch this video drawing tutorial and learn how to sketch a cartoon dog.
While the clove hitch is not a particularly secure knot, it's useful in situations when the knot requires a little bit of give. The steps to tying this knot are demonstrated in this how-to video, and are shown at a fast pace so you can see how quick and easy it is to do. Watch this video knot-tying tutorial and learn how to tie a clove hitch knot quickly.
Interested in teaching an online course using your own server but can't quite figure out how to install everything you'll need? This video demonstrates how to setup a MySQL database for use with Moodle, the free, open source course management utility, which requires a MySQL database to run. For step-by-step instructions, take a look.
Long-haired dogs require extra attention when grooming. Thick fur can become matted, which not only looks messy, but can actually be painful and even unhealthy for the dog. Watch this video pet grooming tutorial and learn how to style and trim a long-haired dog's coat.
Twist up the fun with Crayola Twistables Slick Stix crayons. Crayola Super Smooth Twistables require no peeling or sharpening. When the tips get worn down, just twist them up and you're ready to keep on coloring. This how to video gives some great arts and crafts projects to use your Crayola Slick Stix crayons.
This software tutorial shows you how to chroma key in Windows Movie Maker. Chroma keying requires having green screen video footage. Once you have footage you can use the chroma key effect tools in Windows Movie Maker to put subjects in different background. See how easy it is to chroma key in this tutorial.
Sempervivum or Houseleeks are extremely hearty breed of succulent plants that can grow in very arid areas. Sempervivum are a great plant to have because they require very little care. In this garden tutorial, Martin Fish from Garden News demonstrates how to create a simple & effective Sempervivum pot that will look good throughout the Winter.
Learn how to perform the magic card trick 'the four bandits'. This magic trick brings all four bandits (jacks) to the top of your deck when it looks like they should be spaced throughout the card deck. The trick only requires a single deck of cards. It is a magic card trick suitable for all ages to perform! Become the next David Blaine!
Looking for a new plugin for your PSP? Watch this video to learn how to listen to music on your Playstation portable while playing games. This hack requires custom firmware 3.90m33 or higher on your PSP.
Spend some time in the kitchen with your kids and teach them how to cook. In this how to video two girls show kids how to make an Indian style curry chicken. This is a great recipe that only requires 5 ingredients.
This fancy multi-fold scrapbook requires a fair amount of supplies and tools, like the Bind-it-all binder. It might also be more of an appropriate project for experienced scrapbookers or those with a lot of patience. Watch this video scrapbooking tutorial and learn how to make a bound and flip-able mini album.
In this how to video Chef Jean-Pierre's garlic puree is a great flavor enhancer for any recipe requiring garlic. Use it as you would use minced raw garlic in pasta sauces, salsa, stews, stir fry etc. Be sure to refrigerate it, or freeze it, in a tightly sealed container.
Watch this tutorial video to learn how to play "My Tribute" on your pan-flute. This instructional video features a note-by-note transcription; knowledge of the letter note of each pipe is required. Soon you'll be playing "My Tribute" beautifully on your pan-flute.
Watch this tutorial video to learn how to play a Dolannes melody on your pan-flute. This instructional video features a note-by-note transcription; knowledge of the letter note of each pipe is required. Soon you'll be playing this beautiful Dolannes melody on your pan-flute.
Pickled peppers are a great way to preserve your garden harvest. From spicy to sweet, this recipe will be a great treat on a cold winter day. Pickling jalapeño peppers, Anaheims, bell peppers really, any pepper is good for pickling. This how to video shows you an easy pickling recipe that requires very little time and won't keep you in the kitchen canning all day.
American Staffordshire Terrier, also known as amstaffs are sometimes generalized as a pitbulls. They're gentle, loving, but require a lot of exercise. Amstaffs do not train well with negative reinforcement as they have a high tolerance for pain. Watch this video pet training tutorial and find out how to determine if an American Staffordshire Terrier, or pit bull, is right for you.
This video origami tutorial shows how to use the traditional Japanese art of paper folding to make shapes; in this case, moving cubes. Modular origami differs from traditional origami in that it requires multiple sheets of paper. Learn how to fold moving modular origami cubes by watching this instructional video.
This video origami tutorial shows how to use the traditional Japanese art of paper folding to make shapes; in this case, a tetrahedron. Modular origami differs from basic origami in that it requires multiple sheets of paper. This method of folding a tetrahedron calls for four pieces of square paper. Learn how to fold an origami tetrahedron by watching this instructional video.
Modular origami, as opposed to traditional origami, requires the use of multiple sheets of paper for more complex projects. Learn how to use the Japanese art of modular origami to fold this stellated dodecahedron. Start watching and start folding origami!
This how to video shows you how to make a quick healthy snack in the microwave. It's quick and easy and only requires a yam, plastic wrap and a microwave. Yams contain vitamin A, C, B6, potassium and beta carotene.
This is a nifty tutorial guide on how to tether your hacked iPhone or iPhone 3G to a windows computer for use as a high speed modem. Just Jailbreak your iPhone using one of the many tutorials on WonderHowTo, and install 3proxy. This video explains the rest of the configuration steps required to properly tether an iPhone 3G in Windows XP so that you can use its EDGE or 3G internet connection on your PC, for free.
This video tutorial will show you easy and simple steps on how to plait or braid your hair. Plaiting hair is the basic skill required when applying many hair extensions. Once you've mastered the plait, then you can braid, cornrow and etc..
5 simple rubber band tricks that only require rubber bands and some hand manipulation are revealed in this video magic tutorial. Learn how to perform some fun rubber band tricks by watching and following along with the magical fun.
Multilayer stencils require a little bit more planning than a single layer, but are still easy to make, especially with the the help of Photoshop. Watch this video tutorial and learn how to digitally modify an image to create a multilayer stencil.
Wounds that involve underlying structures usually require immobilization. The purpose for immobilizing an injured victim is to provide support. This first aid how-to video demonstrates the proper technique for immobilizing someone who has serious wounds or injuries.
The bearings in most model engines wear out eventually but fortunately changing them is a pretty simple task, requiring no special tools. This video shows you how to change your own bearings.
Having a cocktail party and not quite sure what drinks to serve up? Then watch this how to video to learn how to make a Mountain Dew drop shot. The Mountain Dew shot requires: vodka, green midori, and seven up.
