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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?

Stay sharp and learn something new every day or stock up on knowledge for the next 105 days with these fun facts about life, history, food, and more. Although “fun” is in the name, don’t be fooled.

Lemon Volcanoes Science Experiments bring an exciting, fizzy, engaging science experience to your home or classroom from the very first moment. In this Fun Lemon Volcanoes Science Experiments activity ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Stay sharp and learn something new every day or stock up on knowledge for the next 105 days with these ...