The goal was not to make a real generator, producing energy. But to demonstrate the major components of
wind generation in addition to power generation, which was the goal of the science project of my daughter.
Hope you enjoy.
Step 1: Materials
Cardboard pieces (0.4 cm thick);
pieces of balsa wood
the cardboard cylinders;
two sheets of A4 paper;
a magnet rare earth (taken from an old CD player's);
mold parts (made in CorelDraw but put the photo in full size);
glue, scissors, cutter, paint, etc ...
one battery (9 Volts)
tree reedswitch (normally open);
one on / off switch;
one red LED;
one resistor of 500 ohms;
a copper plate pierced;
four terminals for connecting wires
wire, welding, etc ...