The Engineer 2
It's a puzzle game with old water pipe puzzle concept. Your aim is to connect all tubing before the water starts flowing. You may turn tubes clockwise or counter-clockwise to connect them. If the water starts flowing and some tube is not connected, you lose. ... You cannot turn the tubes with water. ... Game consists of 6 worlds, 36 levels, music and easy-to-use interface. ... Everyone would be interestered in playing this game. ... This game - is a succesful attempt to create nice multiuser game.
http://www.alawar.com/Engineer2.exe - 9Mb - Download - Screenshot

Baby Balloons
In this exciting game you will become an assistant in Balloon Park. In order to send the next kid into the incredible balloon flight, it is necessary to deliver some helium into the balloons via the interconnected tubes. So your objective is to connect the tubes properly, and as fast as you can. ... The more kids will be sent into the balloon flight by you, and the more tubes you will use to achieve that, the more points you will receive. ... Each level will be more and more difficult, and there will be more and more kids who want to take balloon flight, so do your best!
http://www.freegames4rest.com/files/baby_balloons.exe - 1Mb - Download - Screenshot

Balloon Park
In this exciting game you will become an assistant in Balloon Park. In order to send the next kid into the incredible balloon flight, it is necessary to deliver some helium into the balloons via the interconnected tubes. So your objective is to connect the tubes properly, and as fast as you can. ... The more kids will be sent into the balloon flight by you, and the more tubes you will use to achieve that, the more points you will receive. ... We are positive that you will be pleased by nice relaxing music, funny sound effects, the bonuses system and of course, the happy children laughter.
http://www.doublegames.com/downloads/balloonpark.exe - 2Mb - Download - Screenshot

Crystal Power
Crystal Power is an exciting and challenging puzzle game where you fill energy tubes to power your spaceship home. Energy tubes light and pulsate in brilliant colors when the right combinations of power crystals are placed.
http://www.jollygoodgames.com/download/crystal.exe - 3Mb - Download - Screenshot

TubesMIX
TubesMIX a new addictive game by SplieGames. com. The aim of the game is to collect the composition of the tubes at the board in the limited time (the sample of the composition can be seen at the top left corner small board). There are bonus levels, the purpose of them is to place the tubes... Download and trial period are free! ... Have a nice game! ... Stop or turn of the figure while it is moving impossible! ... To move the figure you should click at it with the mouse, to choose the direction - use the arrows or the cursory buttons.
http://splinegames.com/downloads/tubesmix_pc.exe - 1Mb - Download - Screenshot

TubesMIX Light
TubesMIX is a new, free, amazing game by SplineGames. com. The aim of the game is to collect the composition of the tubes at the board in the limited time (the sample of the composition can be seen at the top left corner small board). There are bonus levels, the purpose of them is to place the... Nothing prevents from downloading and playing as the game is absolutely free! ... Have a nice game! ... Stop or turn of the figure while it is moving impossible! ... To move the figure you should click at it with the mouse, to choose the direction - use the arrows or the cursory buttons.
http://splinegames.com/downloads/tubesmix_pc_free.exe - 1Kb - Download - Screenshot

TubesMIX for PocketPC
The aim of the game is to collect the composition of the tubes at the board in the limited time (the sample of the composition can be seen at the top left corner small board). There are bonus levels, the purpose of them is to place the tubes with water in the correct order (the sample can be see... You can undo your last movement with the help of Undo in the Menu. ... Have a nice game! ... The number of points depends on the time spent on the level, the number of movement and the skill level (Novice, Expert, and Master).
http://splinegames.com/downloads/tubesmix_ppc.exe - 7Kb - Download - Screenshot

Lissajous 3D
Make animated swirly patterns which change shape. You can use real materials such as gold, pearl, ruby. Many demo patterns included for the screen saver (over two hundred and fifty) and you can make new ones to add to it. The classical Lissajous curves are traced by a point swinging back and... Now includes transparency effects, and colour ripples as well, and various forms of ribbon or tube including star cross section tubes, twisting tubes and bead effects, strings of spheres, and ribbons with ripples.
http://www.robertinventor.com/Lissajous_3D_Setup.exe - 952Kb - Download - Screenshot

Scotts Nixie Tube Clock
Scott's Nixie Tube Clock is a cool looking clock for your windows desktop that looks like an old-style nixie tube clock. You can also choose to display the clock as a vacuum fluorescent display (vfd). The clock is intended to be a conversation piece and a way to spruce up your otherwise drab... Free for non-commercial use. ... The clock uses a transparent background and window frame that makes it blend right into your desktop.
http://www.sb-software.com/nixieclock/sbnix11.exe - 804Kb - Download - Screenshot

Shell and Tube Heat Exchanger Design
Step by step shell and tube heat exchanger design and analysis software Below is a list of some functions: 1-Step by step calculation 2-Estimate the Physical properties of more than 1450 components; the database has the ability to estimate Thermal Conductivity, Density, Heat Capacity and... I Units and English (U. ... S) Units of mesurement. ... 15-Duty Calculation 16-Overall heat transfer coefficient 17-Shell/Tube velocities. ... 18-Save/Load results. ... 14-Support S. ... 13-Calculate Shell/Nozzle/Channel/Head/Tubesheet Thickness.
http://www.webbusterz.com/sandtdemo/setupdemo.exe - 5Mb - Download - Screenshot