Rubber Band Engineer: All-Ballistic Pocket Version: From a Slingshot Rifle to a Mousetrap Catapult, Construct 10 Guerrilla Devices from Family {Hardware}

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From the Writer

Rubber Band Engineer: All-Ballistic Pocket Version

From a Slingshot Rifle to a Mousetrap Catapult, Construct 10 Guerrilla Devices from Family {Hardware}

Do you might have a rubber band helpful? Good. As quickly as you decide it up, you’ll in all probability need to begin enjoying with it. You may have a alternative: You possibly can simply pull it again in your fingertips and zing it throughout the room, however that’s not why you might have this e book. You’re a maker and a junkdrawer engineer, and you realize that rubber band is destined for larger issues, like a PVC Slingshot Rifle or a Pyramid Catapult.

This pocket-sized, all-ballistic version of Rubber Band Engineer is put collectively only for makers such as you. Toss it into your backpack, your bike pack, your shoulder bag, or your glove compartment. You by no means should be with out it when the irresistible urge for a bit guerilla engineering grabs you. After all, you realize that there’s extra to life than simply rubber bandpowered shooters. We’ve received you lined.

Seize a glue gun, clear a workspace, and put together for the gentle quantity of mayhem that’s certain to ensue. It’s time to start out making!

Lance Akiyama

Initiatives:

Many-Factor Shooter
PVC Slingshot Rifle
Improvised Darts
Rubber Band Rocket
Pyramid Catapult
Enhanced Mousetrap Catapult
Floating Arm Trebuchet

Crossbow

This mission requires some willpower to finish, however the payoff is price it. The crossbow makes a satisfying snap when the set off is pulled, and it might probably launch bolts greater than 100 ft (30 m)! You’ll be able to energy this crossbow with a chunk of string or with a rubber band.

Improvised Darts

Darts stands out as the easiest mission on this e book, however don’t be fooled-creating a super-effective dart is extra nuanced than you may suppose. This mission isn’t a step-by-step plan, however moderately a information for example what elements contribute to-and detract from-a nice improvised dart, whether or not made out of a pen, a pencil, or a consuming straw.

Floating Arm Trebuchet

The Floating Arm Trebuchet is a contemporary tackle an historical warfare machine. This variation encompasses a drop channel, which permits the counterweight to fall straight down moderately than swing with the arm. This can be a extra environment friendly strategy to switch potential power into kinetic power on a small scale. A pair of wheels permits the arm to roll alongside glide rails because the counterweight falls. This design is extra sophisticated to construct than a conventional trebuchet, however the launching mechanism is more practical and far more gratifying to behold!

Da Vinci Catapult

This sort of catapult derives its identify from the extraordinary inventor Leonardo da Vinci. He sketched an modern catapult design that winds rope round a central drum and shops power in flexing bows. Though aesthetically pleasing, many da Vinci catapult fashions have lacked power-until now. This tackle the da Vinci catapult maximizes the quantity of flexing within the bows to ship a stellar launch whereas nonetheless sustaining the distinctive double-bow look.

Crossbow

Improvised Darts

Floating Arm Trebuchet

Da Vinci Catapult

About The Writer

Lance Akiyama combines tinkering and training into one aspiration: to create a greater world by inspiring the subsequent era of innovators with thrilling hands-on initiatives.

To that finish, he has created many project-based studying tutorials on Instructables.com, began a small, after-school engineering service, and is presently employed as a STEM-based curriculum developer for Galileo Studying.

Aside from that, Lance spends his free time designing elaborate plans for superior contraptions, maintaining journals in cryptic backwards writing, and trying to fly by strapping paper wings to his arms and leaping from rooftops.

Writer ‏ : ‎ Rockport Publishers (February 19, 2019)
Language ‏ : ‎ English
Hardcover ‏ : ‎ 128 pages
ISBN-10 ‏ : ‎ 1631597388
ISBN-13 ‏ : ‎ 978-1631597381
Merchandise Weight ‏ : ‎ 12.8 ounces
Dimensions ‏ : ‎ 6.35 x 0.65 x 8.25 inches