Apparently there's a classic version of it. SimTown (?/7/8/9) - very mac like town sim game.I haven't really played YootTower enough to see how it compares SimTower (?/7/8/9) - best tower sim game.Silhouette (?/9) - originally a super famicom development enviornment-literally made by Nintendo-decent emulator.Pathways (7/8/9) - precursor to Marathon? Basically nazi hunting game in Eygpt or something like that.MechWarrior 2 (7/8/9) - my PowerMac 6500 ran it beautifully, so it'll run well on G3.MacSolitaire (?/9) - simple solitare game.KiGB (?/9) - GB emulator, with gameshark/genie support - should have controller support, but you may need an extension with it.There might even be a screensaver mode for it if I remember correctly Gryphon Bricks (7/8/9) - the original? Lego Digital Designer.Gizmods & Gadgets! (7/8/9) - edutanement.Dungeon Master II (7/8/9) - RPG Final Fantasy like game.DinoPark Tycoon (7/8/9) - nice little zoo simulation game, with dinos.Cro-Mag Rally (9/X) - Pangea racing game.It runs a little slow on my clamshell iBook but still playable Connectix Virtual Game Station (9) - PS One emulator.Makes you feel like you're in a Bugs Life. Bugdom (9/X) - a game that was bundled with many macs.I always see it as open source on Linux so there might be an OS X build Abuse (7?/8/9) - sidescrolling game where you fight aliens as you escape? from prision.PowerPete/Mighty Mike (7/8/9) - Pangea game where you run around in a toybox trying to save bunnies.Otto Matic (9?/X) - Pangea? game that was released with many macs, fully 3d, makes me think I'm playing Toy Story.DopeWars (X) - nice little dope wars game with a decent ui.Marathon /2/Infinity (9) - available for free now.

It's pretty awesome, logical puzzle game. Zombinis (9) - I was introduced to this during elementary school.I have copies if you can't find it online and are interested Double (9/X) - nice little Mahjongg game with multiple layouts and will read a folder of.Just plug in a usb controller and go to town Star Wars Episode 1 Racer (9) -yes, that N64 game you remember.I'm not sure how well it will run on a g3, but I have a copy on a g4 machine running Leopard if you'd like it-I can't find any ppc versions of it anymore to download) (DXX-rebirth is a 'modern' opensource remake. Descent/2/3 (7/8/9) is still one of my favourite games of all time.As for places to find them, check out magintoshgarden.Some of my favourites are as follows:

Best free games for mac os x