Can air hold up a column of water? It shouldn't work. And yet — it does.Put your finger over the end of a straw, lift it out of a glass, and watch the water stay put. Simple, right? But what if you scaled that up — filled a champagne flute with water, covered the top with a thin card, flipped it upside down, and watched the water stay in place?That's the magic. And this experiment explains exactly why it works.But this guide goes deeper than just a cool party trick.Your young inventor will learn