Logyx Pack is a free and portable game pack dedicated to collecting all kinds of small logic games, mainly programmed by Drazen Beljan from Croatia since 1997. As of writing this post, it has collected 150+ classic puzzle games under one window, and is suitable for all ages to play, whether it's just for boredom or to train your brain.

Puzzle type of small games can be seen everywhere, but it's hard to find some creative ones with high playability. Teleportower (AKA: テレポー塔) belongs to the minority, which is a free and small 2D action puzzle game series with simple operations and 150 challenging stages, developed using Multimedia Fusion 2 Developer by 架歩 from Japan in 2010.

Perfect Balance is series of extremely challenging and difficult physics and gravity based small balance game, with ingenious design. Your goal is to, in specific environments, through placing bricks in various shapes to achieve their overall balance.

Atomic Puzzle is a series of small puzzle (eliminating type) games based on mathematical logic operations, created by Kongregate. In game your goal is to eliminate all the balls on the screen - none should be left, otherwise you have to start again.