http://www.instructables.com Mon, 20 May 2013 20:47:49 PDT BLOX v1.01 http://www.instructables.com/id/Bottle-rocket-homemade/ http://www.instructables.com/files/deriv/FCF/25BT/HDYTZTHG/FCF25BTHDYTZTHG.SQUARE2.jpg http://www.instructables.com/files/deriv/FCF/25BT/HDYTZTHG/FCF25BTHDYTZTHG.SQUARE.jpg http://www.instructables.com/files/deriv/FCF/25BT/HDYTZTHG/FCF25BTHDYTZTHG.SMALL.jpg knex dude 2000 Hi this is my homemade bottle rocket. it fires from hydro power and all it needs is a bottle of water to fill it up. Please follow me and if you have a 3ds or 3ds xl im happy to trade friend codes with you.
By: knex dude 2000

Continue Reading »]]> Mon, 4 Mar 2013 12:05:00 PST http://www.instructables.com/id/cardboard-hat/ http://www.instructables.com/files/deriv/F3A/C343/HD4VOYO3/F3AC343HD4VOYO3.SQUARE2.jpg http://www.instructables.com/files/deriv/F3A/C343/HD4VOYO3/F3AC343HD4VOYO3.SQUARE.jpg http://www.instructables.com/files/deriv/F3A/C343/HD4VOYO3/F3AC343HD4VOYO3.SMALL.jpg geney I made this hat with tape, cardboard, paper, a pen and a glue stick it took me about half an hour. How I made it......  I made a cardboard triangle then traced six of them and cut them out. When I cut them out I did the same with paper. On the paper I drew black lines when that was done I stuck the ...
By: geney

Continue Reading »]]> Sun, 17 Feb 2013 23:46:18 PST http://www.instructables.com/id/Build-The-Zipper-a-ludicrously-fast-CO2-powered-Z/ http://www.instructables.com/files/deriv/FCY/ABSX/HAQ389M7/FCYABSXHAQ389M7.SQUARE2.jpg http://www.instructables.com/files/deriv/FCY/ABSX/HAQ389M7/FCYABSXHAQ389M7.SQUARE.jpg http://www.instructables.com/files/deriv/FCY/ABSX/HAQ389M7/FCYABSXHAQ389M7.SMALL.jpg plcsavvy In this Instructable I show you how to build a 56 MPH CO2 zip line rocket and simple arresting mechanism. What is a Zip rocket? I am going to tell you but first let me explain what a zip rocket is not. 1. not a wimpy air powered rocket 2. not a rocket your'e likely to find atop a tree 3. not a roc...
By: plcsavvy

Continue Reading »]]> Sun, 16 Dec 2012 22:09:12 PST http://www.instructables.com/id/The-Day-the-Earth-Stood-Still-Spaceship/ http://www.instructables.com/files/deriv/F71/K380/HAUNLZTJ/F71K380HAUNLZTJ.SQUARE2.jpg http://www.instructables.com/files/deriv/F71/K380/HAUNLZTJ/F71K380HAUNLZTJ.SQUARE.jpg http://www.instructables.com/files/deriv/F71/K380/HAUNLZTJ/F71K380HAUNLZTJ.SMALL.jpg seamus_mf This was made with SolidWorks 2011 and is very, very easy! Its so easy that all you have to do is look at the pictures inserted below and create it.  For this project you will need: A computer capable of handling SolidWorks and a MakerBot program Your brain And also you creativity. Simply sketch th...
By: seamus_mf

Continue Reading »]]> Sun, 16 Dec 2012 16:10:55 PST http://www.instructables.com/id/2-stage-multistage-model-rocket/ http://www.instructables.com/files/deriv/FJH/JSHK/H6S4GL3X/FJHJSHKH6S4GL3X.SQUARE2.jpg http://www.instructables.com/files/deriv/FJH/JSHK/H6S4GL3X/FJHJSHKH6S4GL3X.SQUARE.jpg http://www.instructables.com/files/deriv/FJH/JSHK/H6S4GL3X/FJHJSHKH6S4GL3X.SMALL.jpg xenonic Hello! Here i'm going to show you in photo's and in a video how I made my homemade model rocket. It had an altitude of 250 meters! It's really awesome to do and totally worth the $10!!! Here is the video instruction I made:
By: xenonic

Continue Reading »]]> Tue, 11 Sep 2012 01:13:18 PDT http://www.instructables.com/id/pulsejet-powered-bicycle/ http://www.instructables.com/files/deriv/FBR/KXB5/GYGF8P62/FBRKXB5GYGF8P62.SQUARE2.jpg http://www.instructables.com/files/deriv/FBR/KXB5/GYGF8P62/FBRKXB5GYGF8P62.SQUARE.jpg http://www.instructables.com/files/deriv/FBR/KXB5/GYGF8P62/FBRKXB5GYGF8P62.SMALL.jpg ganuganu Edit: In this video my mom sponsored me and she encouraged me for making this project and you all can see her in the video. Iam riding bicycle,sister taking video my mom holding bicycle. Hello everyone iam an engineering student, so i made this for my final year project. It works great. This is the...
By: ganuganu

Continue Reading »]]> Sun, 15 Jul 2012 09:22:16 PDT http://www.instructables.com/id/Origami-Rocket/ http://www.instructables.com/files/deriv/FM3/13LP/H4AFZRRZ/FM313LPH4AFZRRZ.SQUARE2.jpg http://www.instructables.com/files/deriv/FM3/13LP/H4AFZRRZ/FM313LPH4AFZRRZ.SQUARE.jpg http://www.instructables.com/files/deriv/FM3/13LP/H4AFZRRZ/FM313LPH4AFZRRZ.SMALL.jpg Kiteman You can make a real, working rocket from a simple sheet of paper! The heart of this is a traditional "water bomb" origami model.  There are already quite a few Instructables on making the water-bomb, so I simply present the steps as photos. Turning it into a rocket, though... The fuel I chose for...
By: Kiteman

Continue Reading »]]> Thu, 12 Jul 2012 12:51:58 PDT http://www.instructables.com/id/Rocket-which-costs-only-Rs20/ http://www.instructables.com/files/deriv/FQD/KP9G/H3Z3CFI8/FQDKP9GH3Z3CFI8.SQUARE2.jpg http://www.instructables.com/files/deriv/FQD/KP9G/H3Z3CFI8/FQDKP9GH3Z3CFI8.SQUARE.jpg http://www.instructables.com/files/deriv/FQD/KP9G/H3Z3CFI8/FQDKP9GH3Z3CFI8.SMALL.jpg fahadshihab WARNING!!!IT'S HYDROGEN! BURNS AT 3000K.WEAR SAFETY GLASSES AND BE VERY CAREFUL.THE ROCKET BODY ISN'T METAL BUT IT'S PLASTIC! IT WILL EXPLODE!!! HIGH THRUST AT STARTING SO IT'S HIGH SPEED!!!!! Gel pen tube(remove gel and do not discard the pen's writing part) Ignitor-Piezoelectric ignitor Insulated...
By: fahadshihab

Continue Reading »]]> Sat, 30 Jun 2012 03:07:12 PDT http://www.instructables.com/id/Valveless-pulsejet-enginemodified/ http://www.instructables.com/files/deriv/F5D/MCLY/H337K08Z/F5DMCLYH337K08Z.SQUARE2.jpg http://www.instructables.com/files/deriv/F5D/MCLY/H337K08Z/F5DMCLYH337K08Z.SQUARE.jpg http://www.instructables.com/files/deriv/F5D/MCLY/H337K08Z/F5DMCLYH337K08Z.SMALL.jpg ganuganu Hello everyone this is the modification of my previous engine in order to increase the pressure(make output powerful). The testing is done at low throttle and screams like a monster. Still more work to be done i.e going to add an thrust augmenter to increase the thrust as well as decrease fuel consu...
By: ganuganu

Continue Reading »]]> Sat, 9 Jun 2012 03:21:49 PDT http://www.instructables.com/id/Valveless-pulsejet-engine/ http://www.instructables.com/files/deriv/FQR/CVYV/H1YOJF55/FQRCVYVH1YOJF55.SQUARE2.jpg http://www.instructables.com/files/deriv/FQR/CVYV/H1YOJF55/FQRCVYVH1YOJF55.SQUARE.jpg http://www.instructables.com/files/deriv/FQR/CVYV/H1YOJF55/FQRCVYVH1YOJF55.SMALL.jpg ganuganu Hello everyone this is my 16th pulsejet engine, a little higher version of smaller engines CC dia is 3.2inches. Still didnt calculate the thrust produced by the engine. Added augmenter to the design. It was really noisy and shakes the ground :D so iam eager to find out its thrust. In this video i sh...
By: ganuganu

Continue Reading »]]> Thu, 24 May 2012 05:59:04 PDT http://www.instructables.com/id/Advanced-pulsejet-engine/ http://www.instructables.com/files/deriv/FB4/KKF4/GYUQTDMJ/FB4KKF4GYUQTDMJ.SQUARE2.jpg http://www.instructables.com/files/deriv/FB4/KKF4/GYUQTDMJ/FB4KKF4GYUQTDMJ.SQUARE.jpg http://www.instructables.com/files/deriv/FB4/KKF4/GYUQTDMJ/FB4KKF4GYUQTDMJ.SMALL.jpg ganuganu Hello everyone i think you all remember me, now iam going to present my pulsejet engine which produces a thrust of 4kg(Gas propane) approx 8.8pounds with just 3.2inches diameter combustion chamber. May produce higher thrust when ran using gasoline. Here is my design and the video.
By: ganuganu

Continue Reading »]]> Tue, 21 Feb 2012 04:10:48 PST http://www.instructables.com/id/pulsejet-thermojet-engine-1/ http://www.instructables.com/files/deriv/F1G/Y5EY/GYC4S7LP/F1GY5EYGYC4S7LP.SQUARE2.jpg http://www.instructables.com/files/deriv/F1G/Y5EY/GYC4S7LP/F1GY5EYGYC4S7LP.SQUARE.jpg http://www.instructables.com/files/deriv/F1G/Y5EY/GYC4S7LP/F1GY5EYGYC4S7LP.SMALL.jpg ganuganu Hello everyone iam here to present you my new quick starting pulsejet engine plans which produces a thrust of 1.5kg approximately 3.3pounds of thrust. I made this engine with mild steel of thickness 1mm(combustion chamber) and tail pipe of thickness 1.5mm. This is a quick starter and gives high fre...
By: ganuganu

Continue Reading »]]> Tue, 7 Feb 2012 05:53:48 PST http://www.instructables.com/id/Aircraft-ZOOM/ http://www.instructables.com/files/deriv/F2F/PZAW/GY4R94PS/F2FPZAWGY4R94PS.SQUARE2.jpg http://www.instructables.com/files/deriv/F2F/PZAW/GY4R94PS/F2FPZAWGY4R94PS.SQUARE.jpg http://www.instructables.com/files/deriv/F2F/PZAW/GY4R94PS/F2FPZAWGY4R94PS.SMALL.jpg azreen I had a box of my internet modem, i just transformed that into a fighter plane. check and comment azreen
By: azreen

Continue Reading »]]> Sat, 4 Feb 2012 11:00:47 PST http://www.instructables.com/id/pulsejet-bicycle/ http://www.instructables.com/files/deriv/FN0/AKYK/GY4RTT4H/FN0AKYKGY4RTT4H.SQUARE2.jpg http://www.instructables.com/files/deriv/FN0/AKYK/GY4RTT4H/FN0AKYKGY4RTT4H.SQUARE.jpg http://www.instructables.com/files/deriv/FN0/AKYK/GY4RTT4H/FN0AKYKGY4RTT4H.SMALL.jpg ganuganu ATLAST MY LONG TERM GOAL HAS BEEN ACCOMPLISHED!!!!!!! Hello everyone this is the first time i ran my bicycle with the engine i thought to run the bicycle for two rounds but unfortunately the end plate got damaged and flamed out so i was able to run the bicycle for 12 seconds. And really augmenter wa...
By: ganuganu

Continue Reading »]]> Fri, 3 Feb 2012 02:03:53 PST http://www.instructables.com/id/pulsejet-engine-chinese-typeAugmented/ http://www.instructables.com/files/deriv/F0Z/AS86/GXUZET4X/F0ZAS86GXUZET4X.SQUARE2.jpg http://www.instructables.com/files/deriv/F0Z/AS86/GXUZET4X/F0ZAS86GXUZET4X.SQUARE.jpg http://www.instructables.com/files/deriv/F0Z/AS86/GXUZET4X/F0ZAS86GXUZET4X.SMALL.jpg ganuganu This is the development of my chinese type valveless engine which you see the original version(without augmenter) in my instructable. The engine without augmenter produces a thrust of 13pounds after augmentation it produces a thrust of 22to 24pounds of thrust. PLEASE REDUCE THE VOLUME BEFORE WATCHIN...
By: ganuganu

Continue Reading »]]> Sat, 28 Jan 2012 04:15:24 PST http://www.instructables.com/id/Large-pulsejetthermojet/ http://www.instructables.com/files/deriv/FVY/2FQK/GX3M1D2C/FVY2FQKGX3M1D2C.SQUARE2.jpg http://www.instructables.com/files/deriv/FVY/2FQK/GX3M1D2C/FVY2FQKGX3M1D2C.SQUARE.jpg http://www.instructables.com/files/deriv/FVY/2FQK/GX3M1D2C/FVY2FQKGX3M1D2C.SMALL.jpg ganuganu This is the biggest engine i have ever made, i would really say that PLEASE WEAR EAR MUFFS while you start any bigger pulsejet. Today i experienced the pain of the loudness. Tomorrow iam going to buy an ear muffs for sure, my ears would have been blasted today. You could see at the end i ran away le...
By: ganuganu

Continue Reading »]]> Sat, 7 Jan 2012 04:12:21 PST http://www.instructables.com/id/pulsejet-thermojet-engine/ http://www.instructables.com/files/deriv/FPR/VJ8A/GVP28QQI/FPRVJ8AGVP28QQI.SQUARE2.jpg http://www.instructables.com/files/deriv/FPR/VJ8A/GVP28QQI/FPRVJ8AGVP28QQI.SQUARE.jpg http://www.instructables.com/files/deriv/FPR/VJ8A/GVP28QQI/FPRVJ8AGVP28QQI.SMALL.jpg ganuganu Hello everybody after a long time iam posting a new instructable. Now this is my brand new design expected to produce 35pounds of thrust. This is my new pulsejet engine made in mild steel 3.5mm thickness the expected thrust from this engine is 35pounds,but still i didnt conduct the thrust test. I wi...
By: ganuganu

Continue Reading »]]> Sat, 3 Dec 2011 02:57:28 PST http://www.instructables.com/id/Homemade-Cork-Gun/ http://www.instructables.com/files/deriv/FWW/JQR8/GS3BF5RG/FWWJQR8GS3BF5RG.SQUARE2.jpg http://www.instructables.com/files/deriv/FWW/JQR8/GS3BF5RG/FWWJQR8GS3BF5RG.SQUARE.jpg http://www.instructables.com/files/deriv/FWW/JQR8/GS3BF5RG/FWWJQR8GS3BF5RG.SMALL.jpg InventorManAlways The cork gun is one of the most simple inventions that bring entertainment to many. First, you make sure there is a decent amount of air in the bottle.  Then, the cork gets sanded down (I do not recommend a knife) so it can fit in the hole but not too much so it is lose. No more than 4 millimeters o...
By: InventorManAlways

Continue Reading »]]> Sun, 11 Sep 2011 15:42:35 PDT http://www.instructables.com/id/The-Air-Water-Rocket-Launcher/ http://www.instructables.com/files/deriv/FW9/WQ35/GS5TYRXW/FW9WQ35GS5TYRXW.SQUARE2.jpg http://www.instructables.com/files/deriv/FW9/WQ35/GS5TYRXW/FW9WQ35GS5TYRXW.SQUARE.jpg http://www.instructables.com/files/deriv/FW9/WQ35/GS5TYRXW/FW9WQ35GS5TYRXW.SMALL.jpg hrodriguez7 this simple and cheep rocket launcher uses NO EXXPLOSIVES , only water and air pressure and is made with PVC pipe. if you want to build it click http://www.thisoldhouse.com/toh/video/0,,20263020,00.html for a video if you want instructions, click http://www.thisoldhouse.com/toh/how-to/intro/0,,2...
By: hrodriguez7

Continue Reading »]]> Sat, 3 Sep 2011 19:35:56 PDT http://www.instructables.com/id/pulsejet-enginechinese-type/ http://www.instructables.com/files/deriv/F8J/L76G/GQ5QCKHA/F8JL76GGQ5QCKHA.SQUARE2.jpg http://www.instructables.com/files/deriv/F8J/L76G/GQ5QCKHA/F8JL76GGQ5QCKHA.SQUARE.jpg http://www.instructables.com/files/deriv/F8J/L76G/GQ5QCKHA/F8JL76GGQ5QCKHA.SMALL.jpg ganuganu hello everybody i think you all remember me that i have made two simple pulsejets,i have modified one of them to produce more thrust take a look at the engine.. The engine type is chinese type and the engine produces high vibrations and very very annoying,irritating and ear bleeding sound..so we s...
By: ganuganu

Continue Reading »]]> Sat, 23 Jul 2011 18:11:16 PDT http://www.instructables.com/id/easy-pulsejet/ http://www.instructables.com/files/deriv/FP7/XNBQ/GP6NYK8E/FP7XNBQGP6NYK8E.SQUARE2.jpg http://www.instructables.com/files/deriv/FP7/XNBQ/GP6NYK8E/FP7XNBQGP6NYK8E.SQUARE.jpg http://www.instructables.com/files/deriv/FP7/XNBQ/GP6NYK8E/FP7XNBQGP6NYK8E.SMALL.jpg ganuganu This is the simplest pulsejet you could make and costs only Rs.110 and has got a good throttling range,which you could see in the video..No need to strain much to start this engine it starts in a single attempt..Thanks for watching see you all in the next pulsejet video..
By: ganuganu

Continue Reading »]]> Tue, 21 Jun 2011 06:15:10 PDT http://www.instructables.com/id/simple-pulsejet/ http://www.instructables.com/files/deriv/FYC/A5CO/GOW3ZAFT/FYCA5COGOW3ZAFT.SQUARE2.jpg http://www.instructables.com/files/deriv/FYC/A5CO/GOW3ZAFT/FYCA5COGOW3ZAFT.SQUARE.jpg http://www.instructables.com/files/deriv/FYC/A5CO/GOW3ZAFT/FYCA5COGOW3ZAFT.SMALL.jpg ganuganu hello everybody,today iam going to show you how to make a simple pulsejet which costs around Rs.50..This consists of three pipes and some welding experience..I think this is the simplest pulsejet you can find in the net..here are the plans available for you to make.. note: please flare at the end...
By: ganuganu

Continue Reading »]]> Sun, 19 Jun 2011 20:20:43 PDT http://www.instructables.com/id/Extreme-Marshmallow-Cannon/ http://www.instructables.com/files/deriv/FR0/1LRF/GOQY37RC/FR01LRFGOQY37RC.SQUARE2.jpg http://www.instructables.com/files/deriv/FR0/1LRF/GOQY37RC/FR01LRFGOQY37RC.SQUARE.jpg http://www.instructables.com/files/deriv/FR0/1LRF/GOQY37RC/FR01LRFGOQY37RC.SMALL.jpg lookwhatjoeysmaking This is a air pressurized cannon. Pumped by a bike pump, air released by a electric sprinkler valve. The PVC tubes are changeable for what you want to shoot. I shoot marshmallows, apples slices and t-shirts. The longest distance I've gotten is 180 feet. All depends on how much air you pump into it. ...
By: lookwhatjoeysmaking

Continue Reading »]]> Fri, 10 Jun 2011 12:31:23 PDT http://www.instructables.com/id/My-PVC-Air-Launcher/ http://www.instructables.com/files/deriv/FR6/XC6O/GLWQW97J/FR6XC6OGLWQW97J.SQUARE2.jpg http://www.instructables.com/files/deriv/FR6/XC6O/GLWQW97J/FR6XC6OGLWQW97J.SQUARE.jpg http://www.instructables.com/files/deriv/FR6/XC6O/GLWQW97J/FR6XC6OGLWQW97J.SMALL.jpg Win Guy This is a series of photos that show what I did to construct an Air-Pressure Projectile Launcher from mostly PVC pipes. It shoots up to 20 feet, therefore safe to use indoors. You will also find a Step-By-Step by me for this, probably to the right. -  Enjoy!   Win Guy
By: Win Guy

Continue Reading »]]> Tue, 5 Apr 2011 10:51:57 PDT http://www.instructables.com/id/Two-Stage-Water-Rocket-Parachute-Recovery-System/ http://www.instructables.com/files/deriv/FH0/O0C6/GLFU0TH4/FH0O0C6GLFU0TH4.SQUARE2.jpg http://www.instructables.com/files/deriv/FH0/O0C6/GLFU0TH4/FH0O0C6GLFU0TH4.SQUARE.jpg http://www.instructables.com/files/deriv/FH0/O0C6/GLFU0TH4/FH0O0C6GLFU0TH4.SMALL.jpg DonosDAD This series shows the construction of a two stage parachute recovery system for water bottle rockets.  Visit my YouTube page for the complete 20 video step-by-step guide on the contruction, testing & launching of this syetm.  http://www.youtube.com/user/kaibab2708#p/u/42/IqMo0ibbYLw
By: DonosDAD

Continue Reading »]]> Sun, 20 Mar 2011 11:39:15 PDT http://www.instructables.com/id/Small-Water-Rockets/ http://www.instructables.com/files/deriv/FBM/EJDX/GKS0W5RN/FBMEJDXGKS0W5RN.SQUARE2.jpg http://www.instructables.com/files/deriv/FBM/EJDX/GKS0W5RN/FBMEJDXGKS0W5RN.SQUARE.jpg http://www.instructables.com/files/deriv/FBM/EJDX/GKS0W5RN/FBMEJDXGKS0W5RN.SMALL.jpg Chemdude118 My friend and I built a small water rocket fleet. The first one is a 2 liter with cylindrical fins. The second one is a 1 liter with cylindrical fins. The third one is a 500ml  Faygo bottle with cylindrical fins.
By: Chemdude118

Continue Reading »]]> Tue, 15 Mar 2011 13:57:19 PDT http://www.instructables.com/id/Model-Rocket-Launch-Controller-aka-BDC/ http://www.instructables.com/files/deriv/F8Y/ZE6L/GKJF8LWR/F8YZE6LGKJF8LWR.SQUARE2.jpg http://www.instructables.com/files/deriv/F8Y/ZE6L/GKJF8LWR/F8YZE6LGKJF8LWR.SQUARE.jpg http://www.instructables.com/files/deriv/F8Y/ZE6L/GKJF8LWR/F8YZE6LGKJF8LWR.SMALL.jpg chris15252 I have been browsing through this site for last 2 years or so and have never actually submitted anything. Well during the 2 week snow storm we had, I decided to kill some time and make this launch controller. I've seen a bunch of different plans on how to make these, but I never really liked any of ...
By: chris15252

Continue Reading »]]> Fri, 25 Feb 2011 14:13:52 PST http://www.instructables.com/id/water-bottle-rocket-launcher/ http://www.instructables.com/files/deriv/FKI/CTQ5/G9GQH0KA/FKICTQ5G9GQH0KA.SQUARE2.jpg http://www.instructables.com/files/deriv/FKI/CTQ5/G9GQH0KA/FKICTQ5G9GQH0KA.SQUARE.jpg http://www.instructables.com/files/deriv/FKI/CTQ5/G9GQH0KA/FKICTQ5G9GQH0KA.SMALL.jpg skippyconsuelo  just wanted to share my version of an instructable. my prototype is shown here finger tight (pvc has not been glued). since these were taken, i extended the pipe to the bicycle pump, and a string to the launcher, to improve the safety of the current prototype. my son and his friends love it.
By: skippyconsuelo

Continue Reading »]]> Sun, 23 May 2010 20:33:18 PDT http://www.instructables.com/id/MY-DUCT-TAPE-ROCKET/ http://www.instructables.com/files/deriv/FPC/WOB6/FU54ZQXS/FPCWOB6FU54ZQXS.SQUARE2.jpg http://www.instructables.com/files/deriv/FPC/WOB6/FU54ZQXS/FPCWOB6FU54ZQXS.SQUARE.jpg http://www.instructables.com/files/deriv/FPC/WOB6/FU54ZQXS/FPCWOB6FU54ZQXS.SMALL.jpg sharlston this is a slideshow of my duct tape rocket i made recently
By: sharlston

Continue Reading »]]> Thu, 30 Apr 2009 09:20:05 PDT http://www.instructables.com/id/How-NOT-to-design-a-rocket-motor/ http://www.instructables.com/files/deriv/F7I/JNWZ/FQWVV7VG/F7IJNWZFQWVV7VG.SQUARE2.jpg http://www.instructables.com/files/deriv/F7I/JNWZ/FQWVV7VG/F7IJNWZFQWVV7VG.SQUARE.jpg http://www.instructables.com/files/deriv/F7I/JNWZ/FQWVV7VG/F7IJNWZFQWVV7VG.SMALL.jpg sansoy Back in the good old days I was one of the few lucky scientists who got to work at was then known as the AF Rocket Propulsion Lab (AFRPL) . It was a great place to experiment with different types of rocket systems, including liquid, solid, plasma, solar and some other exotic designs. At RPL mo...
By: sansoy

Continue Reading »]]> Fri, 13 Feb 2009 05:18:13 PST http://www.instructables.com/id/Whizzer-Pacemaker-II-My-Latest-Time-Killer-Part-/ http://www.instructables.com/files/deriv/F5H/5BMF/FOVWMCZ1/F5H5BMFFOVWMCZ1.SQUARE2.jpg http://www.instructables.com/files/deriv/F5H/5BMF/FOVWMCZ1/F5H5BMFFOVWMCZ1.SQUARE.jpg http://www.instructables.com/files/deriv/F5H/5BMF/FOVWMCZ1/F5H5BMFFOVWMCZ1.SMALL.jpg KentsOkay As some of you might know, I bought a Midnight Blue Whizzer Pacemaker II "moped" for the rock bottom price of $300. It's a lovely little bike, 148cc single cylinder 4 stroke that'll get me to 50 MPH, so only town cruising for this baby. At several people's request, I'll post a series of slideshows d...
By: KentsOkay

Continue Reading »]]> Mon, 22 Dec 2008 05:02:51 PST http://www.instructables.com/id/Knex_Full_power_Wrist_Rocket_and_Knex_Concept_Pist/ http://www.instructables.com/files/deriv/FP0/9POE/FNNK18BR/FP09POEFNNK18BR.SQUARE2.jpg http://www.instructables.com/files/deriv/FP0/9POE/FNNK18BR/FP09POEFNNK18BR.SQUARE.jpg http://www.instructables.com/files/deriv/FP0/9POE/FNNK18BR/FP09POEFNNK18BR.SMALL.jpg Bartboy These are my knex Wrist Rocket Slingshot, copy of a normal one, and a concept rifle with a posable handle, movable stock, folding bipod/handle and a Killerk type (from his knex gun) thing that holds batteries in the barrel with minimal friction. Enjoy! I don't plan to post the slingshot, as you can...
By: Bartboy

Continue Reading »]]> Mon, 17 Nov 2008 23:38:18 PST http://www.instructables.com/id/Knex_Rocket/ http://www.instructables.com/files/deriv/FEB/C9II/FMEGF1NQ/FEBC9IIFMEGF1NQ.SQUARE2.jpg http://www.instructables.com/files/deriv/FEB/C9II/FMEGF1NQ/FEBC9IIFMEGF1NQ.SQUARE.jpg http://www.instructables.com/files/deriv/FEB/C9II/FMEGF1NQ/FEBC9IIFMEGF1NQ.SMALL.jpg Electroinnovation This is a Knex Rocket I built and it shoots about 30 feet up. Do not ask me to publish this instructable because I already took it apart. Please rate and comment. Credit for the Trigger goes to THE REAPER.
By: Electroinnovation

Continue Reading »]]> Wed, 22 Oct 2008 10:27:43 PDT http://www.instructables.com/id/Cool-Floor-Mounted-Rocket-Launcher/ http://www.instructables.com/files/deriv/FJQ/DSQB/FJ4VI9JR/FJQDSQBFJ4VI9JR.SQUARE2.jpg http://www.instructables.com/files/deriv/FJQ/DSQB/FJ4VI9JR/FJQDSQBFJ4VI9JR.SQUARE.jpg http://www.instructables.com/files/deriv/FJQ/DSQB/FJ4VI9JR/FJQDSQBFJ4VI9JR.SMALL.jpg therandomperson A slim, agile, floor-mounted rocket launcher.
By: therandomperson

Continue Reading »]]> Sun, 27 Jul 2008 13:08:28 PDT http://www.instructables.com/id/PULSE-JET-ENGINES-PLANS-1/ http://www.instructables.com/files/deriv/F28/XULP/FI42NM6O/F28XULPFI42NM6O.SQUARE2.jpg http://www.instructables.com/files/deriv/F28/XULP/FI42NM6O/F28XULPFI42NM6O.SQUARE.jpg http://www.instructables.com/files/deriv/F28/XULP/FI42NM6O/F28XULPFI42NM6O.SMALL.jpg steven123654 THIS INTRUCTABLE WILL GIVE YOU PLANS ON MAKING YOUR VERY OWN PULSE JET.All measurements are inside diameter.I WILL UPDATE WITH NEW PLANS EVERY NOW AND THEN.=)I'M NOT RESPONSIBLE FOR ANY DAMAGES OR INJURY'S CAUSED BY YOU FALLOWING THESE PLANS
By: steven123654

Continue Reading »]]> Tue, 8 Jul 2008 16:55:08 PDT http://www.instructables.com/id/Knex-multi-shot-rubberband-guns/ http://www.instructables.com/files/deriv/FZ3/GBFX/FHEJ14XR/FZ3GBFXFHEJ14XR.SQUARE2.jpg http://www.instructables.com/files/deriv/FZ3/GBFX/FHEJ14XR/FZ3GBFXFHEJ14XR.SQUARE.jpg http://www.instructables.com/files/deriv/FZ3/GBFX/FHEJ14XR/FZ3GBFXFHEJ14XR.SMALL.jpg twzoom These rubberband guns are really cool, and also very reliable. I've made a single and double barrel version, they hold 8 and 16 rubberbands respectively. Unlike most rubberband guns I've seen, these don't shoot all the ammo off at once, instead a special trigger allows you to shoot them off one at...
By: twzoom

Continue Reading »]]> Fri, 13 Jun 2008 09:12:45 PDT