Scalez - Windows
Skalez, The BALANCING PUZZLE GAME. It's a balancing act. Linux version. This shareware game let's you balance the scales! Using skill keep the balance even without toppling! Great sound and graphics will keep you on your toes! Windows self extracting installer installs all needed components of... l Scalez, It's a balancing act!
http://scalez.twobrotherssoftware.com/scalez.exe - 6Mb - Download - Screenshot

Scalez - Linux
Skalez, The BALANCING PUZZLE GAME. It's a balancing act. Linux version. This shareware game let's you balance the scales! Using skill keep the balance even without toppling! Great sound and graphics will keep you on your toes! Linux Requirements inlcude python 2. ... 6. ... Scalez, It's a balancing act! ... 2 and Numreric 23. ... 7. ... 1, Pygame 1. ... 4.
http://scalez.twobrotherssoftware.com/skalz1.0.tar.gz - 3Mb - Download - Screenshot

Penguin Puzzle
Penguin Puzzle is a lovingly crafted puzzle game with great gameplay and a unique look and sound. The game is set on the North Pole, where a freezing blizzard has caused lots of creatures to be frozen in ice cubes. Your goal is to release them. With a cast of penguins, polar bears, seals, birds,... Everyone has a different playing style, so Penguin Puzzle lets you play a relaxed puzzle game without pressure, or a challenging brain-cruncher - or something in-between. ... The bonus levels are lots of fun, they're like an extra game within the game!
http://nuclide.com/downloads/redirect/PenguinPuzzleSetup.exe - 3Mb - Download - Screenshot

Trembling Towers
Are you looking for an unusual and innovative puzzle game which grabs you and does not let you go again? Then you are right here! Trembling Towers may look a bit simple, but we insure: if you ever tried, you will never stop! Your job is really simple: create towers! ... As soon as your tower has lost its balance it will collapse in an impressive manner. ... 12 different shapes of the stones, 7 various worlds with individual characteristics and an exact physical calculation of the stones makes this game become a hit.
http://www.gzwo.com/download/tremblingtowers_demo.exe - 6Mb - Download - Screenshot

Kremlin Puzzle 3D
Kremlin Puzzle is a beautifil 3D constructor game. It can serve as an exciting meccano for both kids and adults. There are six nice objects, prototyped from Moscow Kremlin theme - few Kremlin Towers, Tsar Bell and Tsar Cannon. They are divided into pieces, from which you have to assemble the... You can turn gravity on-off and thus select your favorite design mode. ... Well-balanced piece sets will bring you a lot of pleasure minutes on all levels. ... Convenient intuitive interface permits you easily move, rotate and test pieces during assembling procedure.
http://www.terragame.com/cgi-bin/kremlin/krddl.exe - 3Mb - Download - Screenshot