Enjoy the Magic Secrets Folding Paper Center Tear:
The core of the method "Center Tear" is "stealing pieces of the middle", and a peek at pieces of paper are the volunteers.
1. Create a line in the middle of the paper.
3. Instruct the volunteers to fold the card into 4 equal parts by:
Fold the bottom up, horizontal:
6. Put another tear in the rear section X. Open the horizontal section folds X with your right thumb.
Tips: It would be more convincing if the time ripping the paper, you look away from the paper.