give it a test blow. Then, take the deflated balloon and put it into the empty plastic bottle, covering the top of the bottle. The goal is to blow up the balloon. But, you might notice that you ...

We all miss one or two life lessons. Some people, like Lifehacker reader izzysanime, never learned how to blow up a balloon. It’s actually kind of tricky until you learn it! So we’ll teach you.

The warm air in the bottle is expanding the balloon will blow up because the warm air takes up more space. When you put the bottle under cold water, the same amount of air inside the bottle cools ...

give it a test blow. Then, take the deflated balloon and put it into the empty plastic bottle, covering the top of the bottle. The goal is to blow up the balloon. But, you might notice that you ...