Switching to a trackball takes some getting used to, and this Kensington model is the most expensive mouse we've tested. But you get plenty of customization options if you want to change the defaults--and you get a unique mousing experience, as well.
Jumping doesn't make you get taller. At 14 and 5 ft 9, that's decent height and you should be able to grow a few more inches if you do the right things. Jumping will get your legs stronger but as for getting taller, it won't do much if anything at all. Wear clothes with vertical lines or striping. Vertical lines or stripping make a person appear thinner, and thinness in turn gives impression of more height. Wear shoes that will make you appear taller. If you are a female, this should be easy since you can find a lot of female shoes with 2 or 3 inchesâ heels.
Jump straight up as high as you can. Bend your knees and powerfully push your body up towards the sky. Use your arms to help you reach higher, and land on the balls of your feet. Do this several times. The idea is to increase your vertical leap so that you get enough height when doing the flip.