Brief descriptions and operations are as follow.
(1)There are 6 3D games which will be paired to form a product line. From this product line, the customers can have a discount when purchase more than one game.
(2)The “Swap” item in the main menu can switch the games between the goalkeeper and tennis.
(3)In this combo, the score of each game can be used by the other game.
The operations of goalkeeper:
(1)There are 315 levels in total, and all levels can be roughly divided into 3 stages.
(2)In the first stage, levels 1 to 45, a running kicker kicks the ball at a fixed position. In the second stage, levels 46 to 180, a double arrow passes the ball at a fixed position and then kicks the ball towards the goal. In the third stage, levels 181 to 315, the double arrow passes the ball and kicks the ball while moving forward.
(3)Each stage has different attacking ball types, such as straight balls or banana balls, and different kicking and passing speeds, plus many uncertain factors, such as who is the attacker.
(4)Tapping the screen brings up a menu where you can select functions such as Start Play or Challenge.
(5)The handheld product must be swung in all directions to block the ball. The entire process is displayed in virtual reality. After swinging the handheld product, it must be pulled back in front of the eyes to prepare for the next ball.
(6)The player is the goalkeeper. By swinging the phone up or down, you can determine how far the goalkeeper jumps. The direction keys on the screen can move the goalkeeper left or right.
(7)When the score is high enough, you can directly challenge a single level. Lowering the system scoring standard in the settings can make it easier to pass the level.
(8)There are background, and individual sound effects can be turned off. This game is suitable for everyone and combines entertainment and sports.
(9)It may be difficult to block the ball when you first start playing, but it will be much easier once you get into the rhythm.
The operations of tennis:
(1)This game uses buttons, motion sensor, and front camera to control the swing, movement, and rotation of racket. This isn’t an easy game but full of variety. It needs to practice all the time for knowing the operations well. This game is absolutely full of entertainment.
(2)There are 88 levels. By touching the panel, a popup menu will show up. The “Start” item can start to play this game. Don’t block the front camera because this game need camera to detect the motion of palm. The illumination of environment can affect the detection.
(3)In the left side of panel, the first button can switch among moving, rotating, and ready mode for controlling the racket. The moving mode can automatically move the racket to right position by shaking the device to indicated direction.
The rotating mode can automatically rotate racket by shaking the device up or down. Before rotating the racket, player can fine-tuning the racket position by clicking the direction buttons.
Under rotating mode, clicking this button can switch to ready mode which can stop the rotation and ready for swinging. Moving palm to right, left, up, or down in front of camera can rotate the racket face up, down, left, or right, respectively. The flying direction of ball can be controlled by the direction of racket face.
(4)The middle button can swing the racket and increase the speed of swing. The bottom one can switch between forehand and backhand.
(5)There are 3 different court fields, e.g.,red clay, grass, and hard. The different court fields contain different ball’s bouncing coefficient.
There are 3 major levels, e.g., basic practice(4 levels), tennis wall(48 levels), and pitch machine(36 levels).
(6)A ball’s landing spot will be displayed on the ground when the ball hits the wall or is pitched by pitch machine. Likewise, the other spot on the ground represents the racket’s position. These spots may help player to choose the right position for hitting ball.