<_title>Double click the mouse <_description>Double click the mouse to erase the area and discover the background <_prerequisite>Mouse-manipulation <_goal>Motor-coordination <_manual>Double click the mouse on rectangles until all the blocks disappear. <_credit>Animal pictures come from the Animal Photography Page of Ralf Schmode (http://schmode.net/). Ralf has kindly permitted Gcompris to include his pictures. Thanks a lot, Ralf.