If you enjoy brain teasers and puzzle games, then free logic games such as Shooting Blocks will be exactly what you are looking for. The game is completely free and downloading and installing it is quick, safe and easy.
run and jump from platform to platform shooting up bad guys along the way to score points. Avoid being hit by enemy fire and make it to the end of each level.
Classic run and jump, make it to the end of each level game. Jump on top of the bad guys to score points. Watch out for the gun wielding characters and not to get hit.