More fun than anyone otta be allowed to have in public! Weather links for glider pilots in Northern Illinois and Southern Wisconsin. Plus a link to my Skywarn Ham Radio buddies. Use at your own risk.

These charts are helpful in selecting wood for a given project. Based on the size of the balsa sheet of interest, look up the weight of the sheet on the chart. You can then read the corresponding density in pounds per cubic foot. That density value is the most frequently used by model airplane builders. Technique for making a rolled balsa tube motor stick.