Recipe for the most improbable game ever: Draw a sledding hill with ramps, jumps, drops, and so on, then sit back and watch your rider careen down and around. That’s Line Rider in a nutshell.

Battlestations Midway makes a splash in the Pacific Theater of World War II. Carriers, battleships, submarines, and aircraft clash in a game with the spirit of a kid splashing around in a bathtub.

Puzzloop Free expands the jewel-based puzzler with moles. No really, it has moles.

If you’re old enough to remember the classic Mattel Football electronic game, you’ll do a nostalgia-fueled double-take when you see LED Football.

Toxic Balls, the hilariously-named game wants you to fill tubes with colored balls via finger swipes.

In PapiRiver, you use your accelerometer to guide Mr. Papi as he travels down a river on your iPhone or iPod touch’s screen.

Casual games are great for mobile gaming; and, as the Big Lebowski showed us, bowling is one of the most casual games around. But, can a game be too casual?

Does X-Plane 9 soar to great heights, or does it crash and burn on take off? Find out after the jump.