Hot Construction Toys How-Tos


How To: Turn a 5MW laser into a 100MW laser
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.

How To: Make a sling shot with a stick and soccer ball
This video demonstrates how to construct a sling shot out of a soccer ball. You will need an old soccer ball or tire tube, a "Y" shaped stick, and a pair of scissors. Slice the soccer ball open to remove the rubber lining. Next, cut two thin strips of the rubber lining. Cut out one hexagon shaped piece of leather from the deflated soccer ball. You can use this for the sling shot pouch. These visual guidelines depict how to use these materials to construct a sturdy slingshot in a matter of min...

How To: Build spinning tops with everyday objects
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 ...

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 a professional looking boffer weapon with latex inexpensively
Looking for a weapon making tutorial that goes beyond the foam noodle and PVC method? This tutorial shows you how to make a professional-grade sword using an ultralight core and latex. You'll also need a utility knife, a foam cutter and a dremel drill.

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 spear out of foam for boffer larping
Build a spear for boffer larping! This video is aimed at Dagorhir, but you can use it for any boffer larp. You'll need foam, duct tape, a sharp bread knife or saw knife, a Sharpie, a Nerf football, cloth tape and fabric to cover it.

How To: Build hot air balloon out of a garbage bag
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...

How To: Make an Internally Lit Ice Sculpture with LED Lights
Why not make the best of an icy cold winter day and make something even cooler? In this tutorial, you will learn how to make a natural ice sculpture in your yard and light it up with LED lights for a cool, nighttime effect. You will definitely have the best house on the block once you start lighting up your ice, so check this video out and get started! This project is super quick and cheap to create, too!

How To: Make a homemade spin toy with a button and string
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.

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: 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: Make LARP-safe werewolf claws or monster claws
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!

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 popsicle stick fences
If you've got a tiny farm, you're going to need some tiny fences. Don't shell out your whole allowance for a fancy store bought fence set. Instead make your own fences out of popsicle sticks. This video tutorial demonstrates how to create stalls and stables so your miniature farm animals won't escape.

How To: Make a steamboat with copper, a candle, & a bottle
First, cut a plastic bottle down the middle the long way. Next, put a little candle in one of the halves.

How To: Make a Lego balisong butterfly knife
Balisong knives, or butterfly knives, are folding pocket knifes with two handles that can counter rotate. People love performing tricks with them because of the balisong butterfly knife's flipping ability. Since knives aren't toys, make your balisong butterfly knife out of Legos. You still might hurt yourself, but not as badly as with the real thing. Learn how to build a Lego balisong butterfly knife by watching this video tutorial.

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: 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 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: 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: 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: Make a Soul Eater scythe out of cardboard for cosplay
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.

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: Get the right materials together to start making foam boffer weapons
A valuable tutorial for the aspiring foamsmith, this tutorial shows you how to to start building boffer weapons out of foam and latex by starting with the right materials. From cores to tapes to adhesives, this video shows you what to get and what to avoid.

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: Use the DAP adhesive to construct foam boffer weapons
This video shows you everything you need to know when constructing foam boffer weapons with Weldwood brand DAP contact cement adhesive. Always make sure you buy the red can, and don't get the gel formula. Also make sure you buy a timer for extra precision.