Abstract: An instant messaging and gaming method for use in an electronic device is disclosed to include the step of displaying on an interface a menu bar providing an instant messaging option and a game option and a content screen, the step of receiving an instruction of triggering the game option for enabling the content screen to provide a game content and a game status, and the step of receiving an instruction of triggering the instant messaging option for enabling the content screen to provide an instant messaging content and the game status. Thus, the user can get the latest game status from the content screen without switching the screen when performing an instant messaging.

Abstract: A number ball assembled by an upper and lower ball housings for playing a lotto or bingo game and disposed with an integrated circuit chip inserted therein for a sensor to detect and read is characterized that the spherical surfaces combined by the upper and lower ball housings have six symmetric planes as that on a dice. Various figures or numbers are printed on the surfaces. The surfaces are easier to be printed than that on a conventional spherical number ball; the printed figure is larger and the combination of the spheroid is easier to be positioned and recognized.