Wow! No longer do you have to buy those huge marble machine roller coaster toys — you can DIY one! This video covers the materials, tools and techniques used to make a homemade rolling ball marble machine. If you haven't seen this rolling ball marble machine toy in action yet, WATCH IT. It's a looping rolling marble machine made with wood, rebar tie wire and polyurethane tubing, featuring a magnetic elevator.
Mylar balloons are the best party favors. They are big and shiny and last longer than normal latex balloons. In this tutorial, learn how to make a mylar balloon at home, from scratch. Stop spending so much money at the party store, and next time you have a big event, make your own! Not only will you save money, but it will give your party a cool personal touch.
This is a pretty brief tutorial on how to make your own Nerf Gun. This gun is air-powered and can shoot almost 200 feet. So, why buy manufactured Nerf Guns when you can build your own?
If you played with K'Nex as a kid (or still do), you know that it can take a lot of those tiny little pieces to build something. Just imagine how many it must have taken to make this full-sized, fully functional, coin-operated skeeball machine with a mechanical score counter. Instructables user Shadowman39 (aka Kyle) spent an entire year building this masterpiece. It's the same size as the ones you see in arcades, and it's coin operated, too. But don't try to feed it your pennies, it knows th...
Paul Yperman, you've got some competition (see previous entry, Star Wars LEGO Droid Ship). 15-year old Sven Junga's LEGO Stargate diorama (including a Daedalus from Stargate Atlantis) is nothing to shrug about. Incredibly impressive.
Boomerangs can be dangerous. Oatmeal containers aren't. That's what makes this kids toy the perfect build for school or play. After constructing this "comeback can" toy, you'll have a can or container that you'll roll on the ground or table, and it will always come back to you. You'll need an oatmeal container (or similar can), rubber band, nut, a couple paper clips and a pen.
Ever feel like you don't have enough hands? Build a third one! You will need a 3 foot aluminum rod, a piece of 2 inch by 4 inch wood, a 25 pack of 1/8 in by 2 inch toggle bolts, #6 by 1/2 inch metal screws, an electric drill, drill bits, 14 inch cable ties, and a hacksaw or chop saw. Watch this video tutorial and learn how to build an animatronic robot hand.
In this tutorial, we learn how to make a small, easy, functional telescope. First, glue a lens in place with glue underneath a piece of cardboard with a circle cut in it. Then, cut this into a circle and tape it to a paper towel holder. Then, you can wrap this in some paper mache around the cardboard. Then, wait for this to dry and spray paint it with gold and black paint. When finished, you will have a functional telescope ready to go and use! This is cheap and a fun project to make with chi...
Do you have free time? Then build your own bridge out of Popsicle sticks. Bre Pettis goes over the basics of building bridges. As a bonus, you get to watch other people stand on their own bridges and break them.
This video describes how to make a model or representative figure of a computer monitor using LEGO blocks. The process only requires six distinct types of LEGO blocks. One of each of the six types of LEGO blocks is used in the construction of a LEGO computer monitor. The author names, describes, and visually displays each different LEGO block necessary for completing this project. The author begins to construct the LEGO computer monitor out of the aforementioned LEGO types. The author shows t...
Tired of that dinky little 5MW laser? Turn the power up and convert your 5MW laser into a 100MW laser? A small amount of modification can produce a significantly stronger light coming out of your laser. You will need a small screwdriver (such as a jeweler's screwdriver), needle nose pliers, a soldering iron and some bonding glue to do this properly. This video tutorial will show you exactly how to turn your 5MW laser into a 100MW laser.
Have you ever had a combination of extreme boredom and an unrelenting curiosity? If so one thing you may have attempted to do is to take apart or "de-engineer" a common office laser pointer. In this online video we are shown how to take apart a cheap laser pointer. It should be noted if you are going to attempt to do this you should only try it on a laser pointer that is inexpensive so your loss will not be great if you should make an error.
If you've ever found yourself bored and not knowing what to do, this video tutorial might help you out. See how to make a homemade spin toy with a button. Just get out a pair of scissors, a large button, a glue stick, string and a small piece of paper and you can begin building this time consuming button spinner toy, time consuming as in not hard to make, but fun to play with.
In this tutorial, we learn how to build a simple mouse trap car. To do this, you will need: a ruler, two records, a thin metal rod, and a mousetrap. First, you will lay the ruler down to measure out where you are going to place the records. Next, you will hold these into place by using the metal rod in between the two of them. If it's not secure, use washers and glue to keep it in the proper place. Then, attach the mousetrap to the middle of the rod in between the records. This is it! Now you...
Now you too can build your own prop of eldritch horror! Guaranteed to induce a SAN check in anyone who sees it, this tutorial shows you how to build a set of flexible Cthulhu tentacles out of one inch furniture foam, half inch furniture foam, steel wire, pantyhose, one inch PVC tubing, epoxy and a jar of latex.
In this tutorial, we learn how to build spinning tops with everyday objects. You will need: round recyclable plastic lids, skewers, hot glue gun, and washers or pennies. First, take your plastic lid and weight it with a penny, then poke a skewer through the middle of it. After this, you will have a top made out of homemade products! You can use anything that is laying around your home to make a top, no matter what it is. Just make sure you have something to place int he middle and the weight ...
This is a simple and easy tutorial, and anybody can build a hot air balloon out of a garbage bag by following the instructions in it. All one needs is a garbage bag, some stiff industrial wire and fire starter bars. The important thing, according to the author, is to judge how many fire starter bars will be required to make the balloon rise without melting its plastic body. First, two long wires are twisted together in the middle to make an 'X'. A smaller wire is twisted onto the middle of th...
This is an instructional video featuring Doug Prime, founder of the Future Engineers Center at the University of Massachusetts Lowell. This is an instructional on utility knives that are used to cut foam board and cardboard. The blade replacement is integral to this craft or hobby tool's maintenance.
This is an instructional video showing how to build, load and fire the "Simple Fully Automatic Rubber Band Gun 2 (wooden)".
This tutorial shows you how you create a boffer larp safe pair of werewolf claws. Start with some basic heavy gloves, like gardening gloves, then cut out your claws from foam (at least three inches long!), and then follow along with the tutorial to end up with your own awesome monster claws!
Can you feel your inner Dennis the Menace trying to get out? Trying to recreate the early 90s bad boy Bart Simpson look? Watch these videos to learn how to make yourself a slingshot. This slingshot is made from materials that are probably laying around your house, but you will need some power tools.
What is it about boys and toy cars? Speed, motors, and lots of fun! In this video, Kipkay shows us how to make a mini toy car launcher that is powered by rubber bands. Make sure an adult supervises this project, as power drills are required. Once it's completed, your kid will have a blast with his or her Hot Wheels and some rubber bands. Don't forget to download the PDF of the project before you start.
Store bought Nerf guns don't always achieve the velocity necessary for an effective assault. Zach Scott's solution: mod the toy. Known for his fantastic cat videos, Zach claims this hack increases trajectory by at least 25%! Every bit counts when you're in an all out foam war.
Soul eater is one of the most popular manga and anime series in the world, and the scythe that protagonist Maka uses against the souls of the damned is one of teh cooler weapons in modern anime. This video will teach you how to make an excellent cardboard replica of it for cosplay.
If your LEGO men are raring to get a rock band going, then who are you to stop them? With a few LEGO blocks, you can easily create some nifty instruments for them to start jamming with. In this video, watch and learn the steps to creating a guitar, bass and cello out of LEGOs. Also, after the credits, check out the cool LEGO microphone!
Add to your boffer larp arsenal with these foam arrows! This tutorial shows you how to make a modular boffer arrow out of three different kinds of foam, a cloth cover, arrowhead shafts, scissors, duct tape and your favorite kind of spray adhesive.
Are you looking to build a cool home science experiement? Why not try out a Stirling engine? Wait, what IS a stirling engine? Well... a Stirling engine is a heat engine operating by cyclic compression and expansion of air or other gas, the working fluid, at different temperature levels such that there is a net conversion of heat energy to mechanical work. This project was made from parts around the house and you should be able to do the same. This is a great project to explain how gears work,...
You've seen what a vortex cannon can do, so now it's time to build your own! Okay, this air vortex cannon is not huge, but it's definitely a fun thing to construct if you have some junk plastic laying around, and it works really well for its size. Grab a cheap plastic container and follow along to the video instructions and build yourself a homemade vortex cannon!
First, cut a plastic bottle down the middle the long way. Next, put a little candle in one of the halves.
Take a journey to the center of a vortex. A beautiful whirlpool is created by the magnetic coupler inside a tall CD cover, driven by the Tesla CD Turbine on faucet water pressure.
In this video tutorial, viewers learn how to make a toy car with CD wheels. The materials required for this task are: 2 thread spools, long piece of thing wood, 4 CD's, 2 screws, 2 washers and 2 bolts. Begin by drilling a hole in the spools and 2 holes in the wood. Then place a washer on the screw. Now place the CD on the washer. Then add another washer and secure it by screwing on a bolt. Now put the wheel through the first board of wood. Then put it through the spool and other wood board. N...
You might have seen our post on this last week: It's a working reproduction of the Mars Curiosity Rover made with LEGOs, but it's a bit complicated for anyone without a decent amount of robotics knowledge. Plus, you need to have some Mindstorms NXT and TECHNIC parts lying around. If you want something a little simpler than programming a working LEGO rover, you could always build a scaled model of the MSL out of regular LEGOs. Not only is this easy to build and looks great, but the step-by-ste...
This will still hurt if you swing too hard! If you need a realistic looking prop sword, you can follow along with this tutorial to make the prop out of an aluminum bar. You'll need a couple power tools as well, so be careful around them!
If you have a toy you love SO much, this video will show you how to create a simple mold so you can duplicate it! This simple how-to tells you what you'll need to get cloning today. This video will also tell you what can and can't be cloned.
Put the newspaper down on a work surface. Pick up the 5 MW green laser pen and unscrew the battery cap. Remove the batteries and put them and the battery cap aside.
I suppose it depends how you define dangerous. It must have taken Flippy Cat a good amount of effort and planning to design and construct this giant Operation game made from Dominos. And then he lets a cat loose? Impressive work. Click on the second video in the gallery above for behind-the-scenes takes.
This tutorial is a great guide on how you can make a set of safe, foam-tipped arrows. You'll need to start with some hobby arrows, metal washers, wall anchors, a small NERF football, a hot glue gun, glue sticks, measuring tape and a foam golf ball or blue camping foam.
This is an easy to follow step by step video explaining how to make a switch blade out of easy to find objects. This is not a real knife but still has the function of a switchblade.
Build your own miniature gryocar from a toy gyroscope in this fun little project with Kipkay and make it ride on skinny tracks! All you need is a toy gyroscope, a spraypaint canister top to fit the gyroscope assembly, and some assorted parts that you could probably find around the house (or at your local hardware store). Ask your parents for permission first!
See how to mod your Nerf gun's darts to be a little more painful than they should be. Those darts could either be just the foam they are, or the foam and pushpin they could be.