modeling
Making and Using Silicon Molds
Here’s an instructive video on making and using simple silicon molds.
Desert Mesa Modeling
How to make a Desert Mesa for your miniature wargames.
Making Fantasy Pedestal Statues
Here’s a tutorial on making statues on a pedestal for your miniature wargames. The design is ostensibly for FrostGrave, but can be used in any setting.
Making Modular 2D Dungeon Tiles
The Red Golem Blog has a tutorial on making modular 2D dungeon tiles.