Donations

Many of you have written asking me how to contribute to my secondary education or engineering projects. There is absolutely no obiligation to donate anything, but if you wish to help, I have added a PayPal donation button with the help of my American mentor. His...

Repairing my windmill

The windmill’s blades are made from plastic piping backed by wood poles. Occasionally, high winds cause the blades to clip the tower and snap. Two weeks ago, something more frustrating happened: the steel shaft of the windmill snapped from metal fatigue. the...