In this video the instructor shows how to whistle using four fingers. The first thing he shows is how to make a V formation using the index finger and middle finger of both your hands. Now he shows how to place them on your tongue by folding the tongue back words. He shows how to seal around all the cracks in the mouth and says that the air should be let out only through the center opening. He finally blows a whistle using the method shown. This video demonstrates how to whistle using four fingers in a simple way.
Want to master Microsoft Excel and take your work-from-home job prospects to the next level? Jump-start your career with our Premium A-to-Z Microsoft Excel Training Bundle from the new Gadget Hacks Shop and get lifetime access to more than 40 hours of Basic to Advanced instruction on functions, formula, tools, and more.