Brief descriptions and operations are as follow. (1)Sports : 3D Jump Rope, v3.1.5, and Sports : Improved Dodge Ball, v2.1.1, are the most updated version. If player want to know how to operate each game, please go to search and refer the individual game in google play store. (2)By clicking the panel, the main menu can be popped up. The "Swap" item can switch the games between the jump rope and dodge ball. (3)In this combo, the scores of each game can be used on the other game but there is a conversion table between each other. Therefore, the score won't be the same when this score is used by the other game.