Hot Hobbies & Toys Posts

How To: Make Robinson Couplings for water rockets

Learn to make Robinson Couplings for water rockets with this video tutorial. For this project you need aluminum and a plastic bar. You need to make the inner coupling on the lathe. Machine the aluminum bar to the right size and then cut the thread. Then drill the coupling hole. You then need to make the coupling nut. Then drill a hole in the nut. Next cut the inner thread in the hole. Then cut the nut off. Cut a slot in the nut with a hack saw. Then cut a hole in a bottle cap. Make a reinforc...

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: Create solid water for miniature dioramas and models

You can paint your plaster blue and coat it with a gloss, but there are easier ways to make artificial water for miniature dioramas, architectural models and war game terrain. Easy Water is a product made up of small plastic pellets that need to be melted and poured onto the model. You cannot use this on styrofoam, obviously. This instructional video provides some alternative methods for creating water effects on miniature dioramas.

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: 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: Add battery power to a Power Wheels Jeep

So, your children have the same old boring Fisher-Price Power Wheels that all the other kids on the block have. Do you really want your child to be like all of the rest? No, I didn't think so. Turn those miniature Power Wheels, Dumar or Peg Perego vehicles into a little bit of realism, if you can handle it. All it takes is a little modification and you'll be wishing you were five again. With a few simple hacks, your son and daughter will be burning rubber, jumping curbs and burying those othe...

How To: Make a scare box

This video tutorial provides step by step instruction on how to make a scare box. It's a simple wooden box with a creepy surprise inside. When someone opens it up, a spider or something else scary jumps out onto them. You will need plywood, wooden dowels, and the spider or whatever else you're using to do the scaring. Watch this video tutorial and learn how to build a scare box.

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: 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: Inflate a flat ball without a needle or pump

Well, you're all ready to play basketball, or dodgeball or football or kickball, but, your ball is flat. To make matters worse, you don't have a pump. To make matters even worse, you don't have the needle you'd normally use to inflate your flat ball. Well, this how to video shows you a simple life hack to get your balls up and bouncing again in no time. What you'll need is a can of compressed air, commonly used for cleaning keyboards, or other tech equipment. These cans come with plastic 'tub...

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: Inflate a Ball Without a Pump

Got a flat ball that can't be inflated because your pump is broken? This video tutorial shows a simple technique for how to make your own pump. It's fun and easy to do, and it's a great time- and money-saver. All you need is a pump needle, a balloon, scissors, and a rubber band.

How To: Whistle loudly using your teeth

Never doubt the volume of your whistle again. This video shows you how to whistle loudly using your teeth. You'll learn proper position of your mouth and tongue to be able to make the loudest sound possible. With lots of practice you'll be the only one heard at the local games as you cheer on your favorite team or player. Watch this to get all you need to know to achieve that super loud whistle you've always desired, on the field or indoors.

How To: Make a homemade anti gravity toy

Make an antigravity toy with just some magnets, a pyrex bowl, coper wire, a playing card and some aluminium foil. This is really cool! You can even interact with the flying card when the bowl is shut! Put 3 magnets somewhere, making a circle,over them, place a bowl, then wrap the card with aluminum and place a neodium magnet on each corner, then make about 15 loops with the copper wire (make it a copper coil) and put it inside the bowl. Then put the card in the bowl. Be careful, The negative ...

How To: Deal with a flooded Nitro engine on an RC vehicle

Alishan Mao describes how to fix a flooded Nitro Engine on an RC car, remove the excess fuel, and start the engine. Flooding of the engine can occur when priming the engine. If you prime the engine too much, the engine can get flooded, making it difficult to pull the pull start. A simple way to fix this is to remove the glow plug. Cover the top of the engine with cloth or rag and hold it there so that the fuel does not splash all over the place. Pull the pull start several times. The fuel wil...

How To: Solve the Rubik's Cube intuitively without algorithms

Check out this three-part video tutorial on how to solve the Rubik's Cube intuitively and without algorithms. With this method there is no need to memorize complicated algorithms. Crack the Cube with sheer brain power, if you can. No one said you had to be a genius to solve a Rubiks Cube, you just have to have a little common sense and patience.

How To: Make a Japanese Rokkaku kite with your kids

This instructional how to video will show you how to build a traditional Japanese bowed kite that's simple to make and has great soaring ability. Just watch and learn to make a battle kite. For this project you will need: rip-stop nylon, wooden dowels, cloth tape, double stick tape, scissors, string, toothpicks, yard stick, pencil, paper. Have fun creating your kite with an adult helper.

News: 2009's Wackiest Inventions

As 2009 comes to a close, the Telegraph presents a compilation of this past year's wackiest inventions. As always, here at WonderHowTo, we are inspired and impressed by ingenuity. The contraptions below range from utter silliness (engagement ring bra) to downright amazing (see-through concrete). Check it out.

How To: Repair the remote start system in the ACME RC car

This video is a Hobby Estore Video Tutorial that will show you how to repair or replace the ACME remote start system in your radio control cars. You will know you need to take this step when your RC car doesn't start or when you push the start button and all you hear is a clicking noise. The first step is to remove the remote start system and this can be accomplished by taking the top cover off of the car and then unhooking the exhaust hose from the remote start system. Then take the cover of...

How To: Paint a fade on your model cars

If you want to paint a fade on your model cars you should first pick colors that will work well with each other. First, you should plan out your step. Divide the car into parts of the car where you will places your colors. You should designate where you mixing and solid areas are before you begin to paint. You should carry your mixes far and blend them well. When you do this, you'll want to lift up your airbrush a little bit. For fading, go to a solid color, and as you go to a new color lift ...

HowTo: Build a Robot That Will Clean Your House

Cheaper (and perhaps cuter) than a maid, the simple scrub bot is easy and cheap to make: "This state of the art cleaning robot is great at polishing floors and shining glass tables (provided that you soap it up first). It also disperses small particulates evenly across your floor in such a manner that your home may look cleaner than it actually is."

How To: Make a secret deodorant stash safe

In this video tutorial, viewers learn how to make a secret deodorant safe. Begin by removing the cap of the deodorant, and cut off the top part of the deodorant can, using a pair of pliers. Now simply place in your item and place on the cap to disguise your safe. Place some tissue paper inside to prevent and rattling and provide protection. To place in a small container, buildup some tissue paper by gluing it inside the can. Then place in the small container and place on the deodorant cap. Th...

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...