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 containe ...more
Join our Construction Toys World now to get tutorials on making cool things out of your building blocks and construction sets at home, from K'Nex to LEGOs to Tinkertoys and beyond. If you've built something mechanically awesome, make sure to share the design with the rest of the builders out there!
- Ask questions in the Forum.
- Share some Inspiration.
- Post a How-To article.
Looking for another interesting topic? Check out all of the other Worlds on WonderHowTo!
Hot Construction Toys Posts
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 hotwi ...more
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, ...more
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 ...more
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), needl ...more
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 temperatu ...more
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. Video: .
The LEGO Life-Size weapons flickr group has 160 LEGO constructed weapons- guns, knives, bombs and more. A selection below, click through to view more. (P.S. If you'd like to join the group, here are tons of tutorials for making your own LEGO weaponry.) M4 by The Dawg's Guns. ...more
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 PV ...more
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 ...more
K'NEX is one of the most popular construction toys on the market, right next to Lincoln Logs and LEGOs, but what makes K'NEX stand out is the fact that children can build mechanically derived toys. Instead of blocks or little logs, kids use interconnecting plastic rods and con ...more
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'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, fab ...more
Want to go beyond the basics of larp weapon making? This tutorial shows you how to use latex and foam to make any sort of larp weapon you can imagine, from a sword to a spear to even a mace or halberd.
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 h ...more
First, cut a plastic bottle down the middle the long way. Next, put a little candle in one of the halves. Then, using 1/8 inch copper tubing, make the engine by bending the middle of the tubing around a nail a few times, then removing the nail. Use the nail to poke two holes i ...more
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 ...more
WonderHowTo World LEGO People points us to an amazing chess set made with LEGO Star Wars characters. LEGO fanatic Brandon Griffith of Hollywood, CA, plans to build three different chess sets, one per each original episode. Pictured below is his first completed set, Star Wars: ...more
To make a rubber band car you will need one sheet of card stock, four paper clips, two binder clips, one plastic straw, 8 inches of dowel that fits into the straw, two pencils and one rubber band. You will also need four CDs or round pies of cardboard, tape, a ruler and a mark ...more
Interlock matchsticks to make this cool cube without using glue or tape!
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 arou ...more
Forget school boredom again… a mere paper clip will keep you entertained in study hall, all the time! This video will show you how to make a cool little jumping toy with a paperclip of any size. It's shaped like a triangle and jumps pretty far!
This is an advanced version of the classic "rubberband and pencil slingshot" that you've probably made a million times when bored in class. Watch and see how to make a homemade catapult out of office or school supplies.
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 ...more
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 ...more
This tutorial shows you how to make a fun boffer shield out of foam and cardboard. You'll need four pieces of corrugated cardboard cut into 18 inch diameter circles, a craft razor, spray adhesive and paint.
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. The Tesla CD Turbine is a little homemade turbine that thinks it can do anything. It's made from ...more
Aluminum cans are useful for various DIY projects, but they can be tricky to take apart. In this video you'll learn how to easily disassemble cans. Materials needed: A can A box opener and scissors 1. Remove the tab from the top of the can. 2. Use hot water to clean the ins ...more
Here's the English language How-To for constructing a Lightercycle using 2 cigarette lighters. Original article courtesy of WonderHowTo user rmansur. - o - o - o - o - o - o - o - o - o - o - o - o - o - o - o - o - o - o - o - o - o - o - o - o - o - o - o - o - Hope you gu ...more
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 cos ...more
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.
This video shows you how to make your own airzooka with supplies found around the house. By no means is this the definitive model you can build, it just a start. Things can always be improved. It is just as powerful as the other ones. It's just not as pretty.
It took him a year to build and about $30,000 in parts, but Steve Hassenplug has created a truly magnificent robotic chess set, inspired by the magical chessboard in the first Harry Potter movie. Quite a task, but Hassenplug did an incredible job! Via PopSci: "Hassenplug and ...more
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. P ...more
You can build almost everything out of LEGOS. They are versatile and fun toys and great learning tools. In this video, learn how to build a motor car out of LEGOS. You Will Need: *2 6x1 stud beams *1 detail 2x1 flat brick *black smooth pieces, and pieces to make a spoiler. *2 ...more
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!
This video demonstrates how to make a catapult out of popsicle sticks. For this project, you will need the following: 7” rubber bands, a box of popsicle sticks, a hot glue gun, a Dixie cup, and tape. Start with the base. Lay out popsicle sticks in the shape of chicken feet. Ma ...more
Even LEGO people get thirsty, and what better to quench the thirst than a nice cool can of soda pop? And what's the perfect way to get that cola to your LEGO men quickly? A LEGO soda machine! And believe it or not, this soda dispenser actually dispenses miniature soda cans! Wa ...more
These how-to videos provide an introduction and tutorial to LEGO Mindstorms NXT. Topics discussed are (1) what is included with the NXT robotics kit (2) how to build a simple NXT robot (3) programming an NXT robot and (4) testing an NXT robot. Watch this video tutorial series ...more
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 ch ...more