Mel Asberry clarifies the requirements for a builders log. The bottom line? The requirements are minimal: It should show that you actually built the aircraft, but its helpful to show as much detail as you can. And make sure you're in the photos, doing the work.
Columnist Jim Weir has completed his solar-powered battery charger, and it works! It may not be the fastest charger, but it is certainly up to the task of keeping a battery topped off, even in winter.
In keeping with the spirit of this years Directory of Plansbuilt Aircraft, Editor-in-Chief Marc Cook extols the virtues of enjoying the process of building of an airplane as much as the flying of it.