There are various methods for stilt-making; we've adapted the blueprint offered by Wise Fool. You can find specific instructions online.
A major design controversy is waged over the foot platform: yes or no? Pro-platformers insist that even the stiffest-soled shoes can't completely ameliorate the discomfort of walking around with all of your body weight on the short edge of a two-by-four.
Some Chicks scoff at the pain, swearing the non-platform style gives them better control and feels more like regular walking. It's certainly a matter of personal preference.
One thing's for sure: switching from one style to the other feels strange and takes a bit of getting used to.