bean seeds for 3 days in moist paper towels inside pieces of folded aluminum
Then tape one or more packets on the turntable and set it for 78 RPM. Allow the machine to rotate continuously for 5 days. After the 5 days are up, turn off the record player and without changing the position of the foil, open them up and observe the beans.
The rotating turntable creates a gravity with an outward force instead of the normal down.