In her historical activity book, Marco Polo for Kids: His Marvelous Journey to China, 21 Activities, Janis Herbert chronicles the famous explorer's travels along the ""Silk Road"" to the palace of the ...

If we said “Marco!” your response would likely be “Polo!” — and who could blame you? People around the world enjoy playing the call-and-response game, but did you know it’s also a video messaging app ...