The primary mode of gameplay involves a sixteen competitor race to the finish line.
The other three modes, each of different symmetry, must involve motions of all four peripheral atoms.
These normal modes have (slightly) different frequencies because the second involves the (weak) spring while the first does not.
Two further modes, Magazine and Photo Contest, are available, but do not involve driving.
The primary mode of play involves online competition.
Most modes involve shooting enemy ships with various weapons and moving flags around.
Since those profit-sharing modes of financing involve risks, they cannot guarantee banks any income.
Autonomous mode involved knocking a small yellow ball off a pole just outside of the game area.
This mode of direct cell-to-cell spread involves a cellular mechanism known as paracytophagy.
The mode of transmission may even involve a paratenic host.