THE COMMAND—Same as in Lesson No. 10—OVER
The execution of this exercise, which is related to thehigh jump, is identical with that of the previous lesson,except that a trench about one foot deep is used. Na-turally trenches cannot be dug indoors, nor outdoorseither without ruining lawns and yards, consequentlyboards will serve the purpose if built up to a height ofabout one foot. It is advisable in the beginning to usetwo boards placed closely together. As the dog has be-come accustomed to the command OVER, he will fol-low the guide without difficulty when the latter stepsover the board obstacle and at the same time issues thecommand-