Leap represents an entirely new way to interact with your computers. It's more accurate than a mouse, as reliable as a keyboard and more sensitive than a touchscreen. For the first time, you can control a computer in three dimensions with your natural hand and finger movements.
Here's a really cool pen to check out. It isn't just any normal kind of pen. It's a pen that draws circuits. In an instant! Called the circuit scribe, it is a rollerball pen that uses conductive silver ink. Read more