Hot Construction Toys How-Tos
How To: Replace the blade of a utility knife
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.
How To: Make a Fun, Kid-Friendly Toy Gun from a Hot Glue Gun
Here's a fun little hack you can try at home with your kids. The purpose of this tutorial is to teach you how to make this fun toy gun. It's a very simple and economical project. Tools and Materials:
How To: Make your own mylar balloon
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.
How To: Make a boomerang out of styrofoam cups
Crazy Chris shows us how to make a cool boomerang out of two Styrofoam cups - useful as a party trick. Plastic and paper cups can also be used. The bottoms of the cups are taped together. The key to making the boomerang work is the positioning of the fingers on the cups. The middle finger should be placed in the middle joint of the two cups - the fingernail in contact with the tape. The pointer and ring fingers should support the top of the cups and the thumb gives the bottom support. Chris t...
How To: Make a really good paper airplane
This video shows you how to make a very good paper airplane, that will fly in the air for about 10 seconds before it falls. Start by folding your paper in half length-wise, and then at one end fold triangles from the corners into the middle. Then flip your paper over, and fold the same corners in again, so that your paper looks like a taller point. Take the last 3 inches of the point and bend it into the middle of the paper, creating an X out of the folds. Then fold it all in half so that you...
How To: Make a motor from a plastic cup
This is an amazing experiment! Make a motor from a plastic cup. What is needed? Use two empty cola cans, a plastic (paper) cup, a ball-point pen, and more!
How To: The Dark Knight's Bat and Tumbler Vehicles Come to Life with LEGOs
If you've finished building your Curiosity rover and are wondering, now what? Perhaps it's time to move onto something a bit more... mobile?
How To: NASA Engineer Shows You How to Build a Mini Curiosity Mars Rover Out of LEGOs
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...
How To: Convert 2D Photos Into 3D Models
The video below demonstrates how you can convert you 2D Photos into 3D Models using 3Defy. You will need to follow these steps:
How To: Make a catapult out of office supplies
Looking for something fun to do with all those office supplies you've been stealing from work? Or maybe you just want to goof around in your cubicle? It's possible that you are an honest, dedicated, hard worker, but whatever the case may be- no judgement, just a video guide to making an office supply catapult.
How To: Make your own slingshot from easy to find materials
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.
How To: Make a homemade stirling engine
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,...
How To: Turn 2 Disposable Lighters into a Lightercycle (English Instructions)
Here's the English language How-To for constructing a Lightercycle using 2 cigarette lighters. Original article courtesy of WonderHowTo user rmansur.
How To: Create a simple mold to cast a toy duplication
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.
How To: Make a basic hotwire cutter for cutting foam
Hobbyists from many different hobbies, from model aircraft to tabletop wargaming, all need to cut foam, and that means a hotwire cutter. If you have the DIY bent that goes along with most of these hobbies anyway, check out this video for a guide to making your own simple hotwire cutter for basic foam cutting.
How To: Make a replica Yukki Cross Artemis scythe from Vampire Knight for cosplay
Watch this video for instructions on making the Yukki Cross Artemis scythe from the anime / manga Vampire Knight.
How To: Create a working paper magazine for a Colt pistol
This tutorial shows you how to make a working magazine out of paper for use with a Colt M1911 .45 pistol. You will need many sheets of plain white paper, glue them together and then add some aluminim for reinforcements.
How To: Build a motorized gyrocar with a gyroscope and everyday household objects
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!
How To: Make a fast and easy tennis ball trebuchet
In this tutorial, we learn how to make a fast and easy tennis ball trebuchet. This tool will throw tennis balls easily so you can hit them without having a partner around. This only needs a few pieces of wood and 2x4's along with dumbbells. There isn't a whole lot to this, it's very simple to build. Use two 10 lb dumbbells clamped with a hose clamp onto the top of a 2x4. Use a dowel to go through this, so it will help it rotate. Down at the bottom is the release mechanism and on the sides wil...
How To: Make a small, easy, functional telescope
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...
How To: Construct a mousetrap car
In this tutorial, we learn how to construct a mouse trap car. You will need: wood, string, wood glue, duct tape, scissors, markers, a mousetrap, wheels, and a drill to do this. To start, you will lift the mousetrap up and tape duct tape around it along with a long stick. Then, tape this to a piece of wood. From here, you will glue together two sticks and then put wheels on the top and bottom of it. Next, you will lay the mousetrap on top of this and then push it. Then it will roll away! You c...
How To: Build a simple mouse trap car
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...
How To: Build a coreless punch shield for boffer combat
Construct your own shield for use in boffer combat! This tutorial shows you how to construct your own large punch shield out of several layers of blue camp foam, a length of PVC for the handle, a measuring tape and some DAP adhesive.
How To: Construct your own set of plastic armor for medieval reenactment
Medieval knights did not have access to plastic, but modern reenactors certainly do! This tutorial shows you how to take a food-grade plastic barrel (at least a quarter inch thick) and turn it into a set of medieval style armor!
How To: Make a short sword with a safe stabbing tip for boffer larping
This tutorial shows you how to make a very safe short sword with a stabbing tip that will pass safety inspection for most games. You'll need filament tape, cloth tape, glues and adhesives, a fiberglass or graphite core and foam coating.
How To: Make a safe boffer arrow out of foam
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.
How To: Build a stabbing tip for your boffer LARP sword
Most boffer LARPs insist that you add a safe 'stabbing tip' at the end of your foam sword or dagger. This tutorial shows you how you can make a safe stabbing tip using kevlar and foam, which you add to the core of your sword.
How To: Construct your own replica of a keyblade out of craft foam
If you're looking for how to make the perfect cosplay prop, this tutorial is for you! You can construct your own replica keyblade! You'll need some heavy craft foam to sketch out the keyblade design, and then a sharp craft knife to cut it out. Then cover it and paint!
How To: Make Lal Mirch's goggles from Katekyo Hitman Reborn for cosplay
It's not a real Lal Mirch cosplay costume without the goggles! This tutorial shows you how to make the goggles from one of Katekyo Hitman Reborn characters from cardboard, posterboard and some craft foam. You'll also need some glue, a marking tool, scissors, a utility knife, goggles, headphones, tape and some paint.
How To: Make a thin core boffer sword out of latex
An online class on how to build your own boffer sword! Every combat group is different, so make sure this sword is safe by the rules of your boffer larp. This method goes beyond the simple foam and PVC method and teaches you how to use latex to make an awesome looking sword.
How To: Make a sword for use when fighting in the Society for Creative Anachronism
This tutorial shows you how to make a sword according to the rules of the Society for Creative Anachronism. You'll need to choose the right kind of stick, two different colors of duct tape, camp foam for the thrusting tip and some leather to accessorize.
How To: Build your own Japanese katana out of foam
If you're looking to play a samurai or other Japanese inspired character at your next boffer larp, this tutorial is for you. You're shown how to build a foam katana using duct tape, a razor blade, measuring tape, cloth athletic tape, DAP contact cement, liquid craft latex, fabric to cover your blade, rope, fiberglass core, and of course, foam!
How To: Make a prop sword out of an aluminum bar
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!
How To: Make a quiver full of larp safe foam tipped arrows
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.
How To: Make or repair larp safe boffer arrows
This tutorial shows you how you can take arrows which may be damaged, or just not up to spec, and repair or recondition them. The tutorial takes apart an arrow, which can give you some good ideas on how to construct them as well.
How To: Make an easy and eco-friendly spell packet for a larp mage
This tutorial shows you how to make spell packets. It's designed for NERO, but many larps use the same rules. All you need is a square of natural fiber cloth (like cotton), some birdseed (or rice or crushed walnut shells or any biodegradable matter) and a rubber band.
How To: Make a mold for a Cthulhu cameo out of silicone
Make a charm that will show off your Mythos Lore! This tutorial shows you how to make a silicone mold for a Cthulhu cameo. All you need is some silicone putty and a good idea for the charm or cameo you want to make.
How To: Make sanity reducing creepy Cthulhu tentacles
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.
How To: Make your own Brown Jenkin from H.P. Lovecraft's stories
This tutorial shows you how you can make a stop motion puppet modeled after Brown Jenkin, the eldritch horror that features in in the Cthulhu Mythos of H.P. Lovecraft. Brown Jenkin is a rat familiar with a human face, and this video shows you how to pull off this incredily creepy character.