What was the Underground Railroad—and who traveled on it? Who was Harriet Tubman and what did she do? This gripping book tells kids all about the perilous journey to escape slavery and finally become
Who was Susan B. Anthony—what did she stand for, why was she arrested, and how did she fight for women's right to vote? And did she ever see her dream of woman's suffrage come true? From the first wom
Why is there life on earth? How did Saturn get its rings? Which planet is biggest, which one's hottest—and which has a cloud named Scooter? Take a trip into outer space to learn about the asteroid bel
Where is planet Earth—and how big is it? Does the ground move under our feet? What would we find if we dug down all the way to the Earth's core? And why is the sky blue? Children will discover the an
Why was the Titanic so huge? Did all the passengers really eat off gold plates? How could an iceberg just appear out of nowhere? Here are the answers to all these and other “must-know” questions about
