The principle of dividing eggs in spring is unknown to many people.

1, Spring Equinox Vertical Egg ":The surface of the egg is actually uneven, with many protruding" hills ". The height of the "peaks" is about 0.03 mm, and the distance between the peaks is 0.5 mm to 0.8 mm. According to the principle of determining a plane at three points, as long as three suitable "hills" are found, the eggs can stand upright.

2, "vernal equinox" solar terms In ancient legends, the vernal equinox is the easiest day to lay eggs. According to historical records, the tradition of laying eggs at the vernal equinox originated in China 4000 years ago to celebrate the arrival of spring. The saying that "the vernal equinox is here and the eggs are beautiful" has been passed down to this day. On this day, many places in our country will hold egg laying competitions.