by Michel Maussion - University of Nantes - France
In a block of polystyrene cut out arectangle parallepiped 2 X 2 X 4 cm.
Then cut into a pyramid.
Cut a household aluminium (aluminum)foil, first in a rectangle of 1X4 cm.
Then give it a vane form anddrill it in the center with a pin.
Stick the whole on the top of the pyramid.
Your versorium is finished
Back to experiment
Back to summary