Abstract: A launching device for training dogs to retrieve comprising a plurality of projectiles arranged to be launched by the launching device of the type which can be retrieved by the dog, a projectile mount arranged to support the plurality of projectiles such that the plurality of projectiles can be positioned one at a time to be launched automatically, a gas chamber wherein the gas is arranged to produce a force to launch the projectile, an actuating arrangement to actuate the gas in the gas chamber, at least one gas supply container for supplying the gas to the chamber, a remote operating means to launch the projectiles from a distance and a valve arrangement for controlling the amount of gas entering the gas chamber. The projectile mount is on a shaft having an axis in which the projectile mount can rotate. A motor is arranged to drive the shaft about the axis. A disk is mounted at a respective end of the shaft arranged to rotate about the axis.