Abstract: The invention provides an electronic playing card comprising electronic paper that displays a playing card. Two or more of such electronic playing cards can comprise an electronic playing card deck. The invention further provides an electronic playing card shuffler for electronically shuffling an electronic playing card deck by way of a wired or wireless signal, or alternatively, by way of an electronic paper printer adapted to shuffle the electronic playing card deck. The invention additionally provides an apparatus for playing a card game with an electronic playing card deck in order to improve card game efficiency while maintaining a tactile experience.

Abstract: A ballast apparatus adds ballast above or adjacent to the driven wheels of a vehicle, wherein the ballast can be easily loaded and unloaded without taking up valuable cargo space of the vehicle. The ballast apparatus is preferably integrated with the structure of the vehicle and includes at least one ballast container located within a body cavity of the vehicle, wherein the ballast container includes at least one inlet and at least one outlet.