Impress your kids with fun facts that are both age-appropriate and surprising. Did you know that ketchup was once sold as medicine in the 1800s, or that Earth has more trees than stars in our galaxy?

Add Yahoo as a preferred source to see more of our stories on Google. Here's one of many Zoom 1972 facts you should know: It was on January 9th of that year that a new half-hour educational television ...

Like Dr. Seuss once said, “There are so many things you can learn about, but you’ll miss the best things if you keep your eyes shut.” That’s why, no matter what your age is, you should never stop ...

Find out how much you know with these random facts and trivia questions on movies, music, history, science, geography and so ...