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How To: Make your own piñata

Don't waste money on a poorly built piñata at the toy store or anywhere else they sell them. You can save money and give your party a much more personalized feel by making your own piñata. This video will show the simple, easy way to make your own piñata.

How To: Build a simple compound interest program in Java

Want to program your own Java games and applications but don't know beans about object-oriented programming? Never you fear. This free video tutorial from TheNewBostonian will have you coding your own Java apps in no time flat. Specifically, this lesson discusses how to write a simple application to calculate compound interest. For more information, including detailed, step-by-step instructions, watch this helpful programmer's guide.

How To: Build a random number generator in Java programming

Want to program your own Java games and applications but don't know beans about object-oriented programming? Never you fear. This free video tutorial from TheNewBostonian will have you coding your own Java apps in no time flat. Specifically, this lesson discusses how to generate random numbers in a Java application. For more information, including detailed, step-by-step instructions, watch this helpful programmer's guide.

How To: Use dynamic range names in Excel 2007 tables

Looking for a primer on how to create and work with names in Microsoft Office Excel? You've come to the right place. In this free video tutorial from everyone's favorite MS Excel guru, YouTube's ExcelIsFun, the 12th installment in his series of Excel name tricks, you'll learn how to use the built-in dynamic range names in Excel 2007 Tables.

How To: Boost your immune system naturally

Especially in winter time, your immune system can go on a roller coaster ride. In this tutorial, learn how to boost your immune system naturally and up your defenses against things like colds and the flu. In this episode of Ask Amy, Amy takes you through your local supermarket and shows you the right things to eat and drink to build immunity. Follow these tips and fly through next flu season like a breeze.

How To: Make your own plexiglass drawer organizer

MAKE zine aims to bring the DIY aesthetic and mindset to all the technology in your life. They want you to break open things and put them back together in a better way. In this video, MAKE and KipKay show you how to build a plexiglass drawer organizer so you'll be able to find your stuff in a pinch. This isn't a project for novice crafters, but the steps here aren't hard to follow.

How To: Build a portable power pack

If you're a geek, then this power pack will give you a total techgasm. The power pack allows you to charge pretty much anything you can fit into a 12 volt power jack in your car (where the cigar/lighter receptable goes). The power pack is a portable battery, so no need for charging your gadgets - like your cell phone - at home first before you head off to work.

How To: Build a didgeridoo with PVC

These are simple instructions on how to construct a PVC didgeridoo. You must work in a well ventilated area as you are dealing with heat and PVC fumes. You need a heat gun, pipe clamp, screwdriver, pipe cutter, dremel, PVC pipe, buffing bit and bucket of water. This is a detailed process of digeridoo making.

How To: Prepare for the switch to digital T.V.

Everyone's talking about the switch to digital broadcasting, but what does it mean for you, your TV, and your old rabbit-ear antenna? You will need a digital-to-analog converter box, a pay TV service or a TV with a built-in digital tuner. Tip: Government issued coupons for digital converters are available online at dtv2009.gov.

How To: Build a Mini Hovercraft

Create a miniature hover craft from the fan, polystrene or Styrofoam plate, batteries and double-sided scotch tape. It really works. Powered by two 9 volt batteries you can use paper plates for the body of the hovercraft if need be. This is a cool cat toy or just a household hack.

How To: Use lights and shadows in SketchUp 6

Do you know where your shadow is? If you don't, it might be time to crack open SketchUp, download The Sketchup Show episode #42 and work along with Mike as he demonstrates how to harness the power of shadows and location in SketchUp. It's one thing to build a model in SketchUp, but it's just as important to show it off with lights and shadows. See how in this tutorial.

How To: Modify and build the Firebird Phantom model plane

Real airplanes can't take any sort of crashes whatsoever. Lighter model planes can take a bit of roughing up, but nothing severe. If you crash all the time this may help ease the learning curve process, which includes some necessary crashing. This video shows you how to keep the wings from folding in tight loops, how to beef up the tail feathers and tail boom, and how to get more elevon movement for tighter turns and loops.

How To: Duplicate diorama pieces with plaster casts

Watch this instructional video to make cheap molds for casting miniatures. You can then duplicate pieces for building your diorama or game terrain. Sculpt original forms using polymer clay, and layer on latex to make a cheap rubber mold. Or, you can use pre-made forms to press shapes into a soft mold. This video provides several modes of creating plaster forms and duplicates for miniature sculptures.

How To: Mix The Cosmopolitan

Master mixologist Chris McMillian offers up a tutorial on mixing a Cosmopolitan. The Cosmo is a contemporary classic--it is a drink built on the New Orleans Sour family. Instead of using sugar to sweeten, the Cosmo uses orange flavored liquor.

How To: Build a digital wall harp

This tutorial video will teach you to make your very own wall harp. The techno-gurus of tech makeover show My Home 2.0 made this digital wall harp using a MidiTron and infrared sensors that track your hand movements. To see complete instructions, more great DIY projects, and their latest state-of-the-art home makeovers, visit:

How To: Build a styrofoam plate speaker

This magical electronics tutorial video will teach you how to make a decent sounding speaker from a disposable Styrofoam plate. A Styrofoam plate is, of course, not someone's first thought when they consider speaker materials, but give this one a try. This is an easy and cheap project with surprising results!

How To: Build a small hydrogen HHO generator

Make your very own hydrogen (and oxygen) generator with a 9V battery, copper wire, and baking soda (or salt). Why? Who knows. Make sure to check your connections. For more information on this hack, including detailed, step-by-step instructions on assembling your own HHO generator, watch this how-to video.

How To: Build a Morse code telegraph

Keeping secrets out of the wrong hands warrants desperate measures—or maybe just sensical. If you have a secret, the best way to protect it is with a code—and the best way to transfer that secret message is via an electronic telegraph system. This video will show you how to make your own homemade electronic telegraph machine, so that you can send those encrypted Morse code messages to your friends without fear of prosecution.