Entertainment services, namely, providing a website featuring games and puzzles; Entertainment services, namely, providing games of chance via the Internet; Entertainment services, namely, providing on-line computer games; Entertainment services, namely, providing virtual environments in which users can interact for recreational, leisure or entertainment purposes; Providing on-line computer games; Providing a web-based system and on-line portal for customers to participate in on-line gaming, operation and coordination of game tournaments, leagues and tours for recreational computer game playing purposes; Providing an on-line computer game in the field of mobile entertainement; Arranging of contests featuring a dynamic, live quiz show; Arranging of contests featuring a quiz show; Arranging of contests featuring a triva show; Electronic games services provided by means of the internet; Entertainment services, namely, providing online computer games that help maintain an active brain and thus improve memory, speed of processing, and that provide a variety of cognitive benefits that positively impact quality of life; Entertainment services, namely, providing an on-line computer game; Entertainment services, namely, production and distribution of a quiz show; Entertainment services, namely, providing brain training games on-line and in mobile wireless form; Entertainment services, namely, providing temporary use of non-downloadable computer games; Entertainment services, namely, providing temporary use of non-downloadable electronic games; Entertainment services, namely, providing temporary use of non-downloadable interactive games; Entertainment services, namely, providing temporary use of non-downloadable video games; Providing a computer game for use network-wide by network users; Virtual reality game services provided on-line from a computer network