Handheld electronic game by less bright dots). In 1978 the Milton Bradley Company entered the handheld market with Simon, a simple color-and-sound-matching game. Simon had no dedicated display, but featured four colored, lighted buttons; the original version was large enough to be used as a tabletop game or a handheld; later versions became increasingly smaller. The same year, Parker Brothers also released Merlin, a more sophisticated handheld which could play six different games using an array of 11 buttons with integrated LEDs. Despite their relative simplicity, each of these early games was highly successful. The initial success of Mattel and Parker Brothers' entries
The Who, What, or Where Game with one final category. Once again, the category and question odds would be displayed for the contestants. However, players could wager any or all of their scores. Whoever was ahead at the end of the game was declared champion and returned the next show, with each player leaving with the money he or she had earned. A champion could return for a maximum of five days. Later in its run, "The Who, What, or Where Game" instituted a monthly car giveaway contest in which the champion with the highest winnings also received a new car. The show was part of