Active Construction Toys Posts

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.

News: 4 Years of Spectacularly Pointless Marble Machines

So very pointless, yet unquestionably spectacular. The best kind of "art" performs no other function than to delight the viewer, and Japanese YouTube user Denha's complex marble machines do just that. But are marble machines art? You can call them that—or toys, scientific contraptions, engineering feats—but however you choose to label them, the best marble machines are complicated, skillfully crafted, and driven by the principles of potential energy, kinetic energy and gravity.

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.

How To: Make deadly homemade bolts

In this Hobbies & Toys video tutorial you are going to learn how to make deadly homemade bolts. Take a pencil and remove the ferrule from the end of the pencil. Make sure to pull it off completely so that you expose the flat end. Then take three pieces of electrical tape and tape them on the pencil and on to each other so that they form three wings. Now take a tack pin and with the help of nose pliers and pliers break off the rear end. Apply some hot glue to the ferrule end of the pencil and ...

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.

News: Flying Pegasus Operated with LEGO Gears & Cranks

Korean MOC Pages user Kyoung-bae Na, aka edulyoung, constructed this beautiful LEGO automaton of a winged Pegasus. Maneuvered with a series of mechanical LEGO gears and cranks, watch below as Pegasus "hovers", flapping her wings. Kyoung-bae Na sells his creations out of his e-shop, Studio Amida. The Pegasus automaton was previously going for $140, but is no longer listed; however, there is a clownfish currently available for the lower price of $33.50. The models are so fantastic—it makes one ...

News: Haunted House in Rotting LEGO

Mike Doyle's latest LEGO house (perhaps even more hauntingly beautiful than the last) is a Victorian mansion that transcends the material so effectively, the plastic reads like real rotting bricks and mortar. Beautiful house-devouring trees, created with LEGO hinge cylinders to mimic the texture of tree bark, and ridged 3 mm hose, droid arms and other technic connectors for the creepy, spindly branches.

News: Functional LEGO Snow-Eating Beast

The Stilzkin Indrik is a mighty, mini LEGO Russian crawler, capable of lugging heavy loads over snowy terrain: "It has a large contact surface, which prevents it from sinking into the snow. It offers great traction on almost any surface, and loads of torque to get out of tight spots."

News: Apple Engineer Builds Fully-Functional Ancient Computer With LEGOs

Apple software engineer Andrew Carol built a fully-functional replica of the Antikythera Mechanism, the world's oldest known scientific computer. The 2000-year-old analog device was used by the ancient Greeks to predict the year, date, and time of future solar and lunar eclipses accurately to within two hours. Carol put together the 110 gears (made with 1,500 LEGO Technic parts) in just 30 days. See how it works below. For more information, check out Fast Company's interview with Carol.

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...