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?

76. A baby panda is smaller than a mouse when it's born. 77. The red Sour Patch Kid is the same exact candy as a Swedish Fish, but in a different shape and with a sour coating. 78. Bubble wrap was ...

Add Yahoo as a preferred source to see more of our stories on Google. Check out these fun facts about Antarctica for kids. Pictured: a large group of Emperor penguins in Antarctica. Antarctica is the ...