Hot Construction Toys How-Tos

How To: Take apart a laser pointer

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.

How To: Make a boomerang-like comeback can kids toys

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.

How To: Make a Protoss carrier from StarCraft 2 with Legos

"Carrier has arrived", the sweetest sound you'll hear before the echoing blasts and inherent cries of death that you'll bring to your enemy. Protoss are a race in the games StarCraft 1 & 2 for the PC, and for you Protoss players who also enjoy playing with Legos, then start harvesting that vespine gas and get ready for this great video! In this video you will learn which pieces you will need as well as the steps you will need to take to finish your carriers for the final push!

How To: Make a LEGO Menorah

This tutorial demonstrates how to make LEGO Menorah which is used for decorative purposes. First a 1/3 angle brick and a transparent red color stud dot are taken. Then three red cans are taken. Now one of the red can is fixed to one side of the angle brick, leaving the middle open, fix one more can on the other side. The red stud is placed on the middle, on top of which the third can is placed. Now the first menorah is formed which can be placed on tables, walls, etc.

How To: Modify a Nerf Big Bad Bow to shoot farther

In this Hobbies & Toys video tutorial you will learn how to modify a Nerf Big Bad Bow to shoot farther. Open up the front part of the shell by removing the screws. Make sure the spring on the launch piece stays together and pull out the barrel. Then dismantle the white restrictor piece and drill a hole in the center for more airflow as shown in the video. Now cut off the orange barrel as close to the wall as possible with a pipe cutter and sand it off. Take an extra piece of CPPC pipe and ram...

How To: Build a looping rolling marble machine with magnetic elevator

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.

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: Build a rubber band powered mini car launcher

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.

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 a rubber band powered car with CD wheels

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...

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: 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: 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: 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 an air vortex cannon

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!

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: Build a LEGO pick up truck

In this video, we learn how to build a LEGO pickup truck. First, you will need to lay out all the parts that you need to build the truck. This includes small and large parts that are in gray and white colors, as well as wheels. Start off by building the middle of the car, making room for the wheels to fit in. After this, start to add on the blocks that go on the back and the front to make the headlights and different features on the truck. Add on the block for the windshield, then add on the ...

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: 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: 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: Power a toy car with a balloon

Karthik Raj and Nishant explained about a air balloon car in this video. You just need 4 or more things to make the air balloon car. You need two rubber bands, one pen, two toy cars, and one air balloon exactly to do this air balloon car. First of all, you just take the air balloon and fix it one side of the pen which is opened two sides. Next place the pen on the top of the toy car and tie with a rubber band and make sure that the rubber band is in the middle of the toy care and not in the t...

How To: Build a spy periscope

This video is to show you how to construct a super cool spy gadget! You'll need some toilet paper tubes, tape, scissors, glue and an old CD. Then, just like that you'll be able to make home made spy gear in no time.

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