Here is how to do a Sidewinder.
A sidewinder is a specific type of truck-to-truck trick where you throw the nose of the board down towards the floor as you jump, catch the tail with your back hand, and land with your front foot on the front truck in a switch 50-50.Sidewinders can also be done into a switch or nose Casper, or by reaching down to grab the back truck and merely dropping the nose down.