On Google SketchUp, there are several ways of selection with a click that is not commonly used in software for design like CAD software.
How to conduct the selection usually is to click the left mouse button and drag towards the selected object. Meanwhile, use the scroll wheel to zoom and the right button to bring up the menu.
Follow the following interactive video tutorial for more details.
[SWF]https://vmancer.com/wp-content/uploads/2010/09/selection.swf, 400, 306[/SWF]