Ever wonder how rain works? This fun experiment shows the science behind a rain cloud and how it “knows” when it’s time to rain. Here’s what you’ll need: With these, we can create our own rain cloud ...

Ever wonder how rain works? This fun experiment shows the science behind a rain cloud and how it “knows” when it’s time to rain. Here’s what you’ll need: First, fill your main glass ¾ full of water, ...