KidSafe Play
Manage my kids 👶
Language
EN VI
Log in
Balloons float when they are filled with a light gas called helium.

Balloons float when they are filled with a light gas called helium.

Helium is lighter than the air around us. That is why a helium balloon floats up instead of falling down.

🎂 All Birthday Party facts →

More facts about Birthday Party

A birthday marks the special day you were born. A birthday marks the special day you were born. Blowing out candles on a cake is a birthday tradition. Blowing out candles on a cake is a birthday tradition. People sing the 'Happy Birthday' song all around the world. People sing the 'Happy Birthday' song all around the world. In Vietnam, some families celebrate a baby's first full month. In Vietnam, some families celebrate a baby's first full month. The most candles ever lit on one birthday cake was over 72,000. The most candles ever lit on one birthday cake was over 72,000.