Who Was Daniel Boone?

Who Was Sojourner Truth?

Who Was William Shakespeare?

Who Was Maurice Sendak?

Who Was Ernest Shackleton?

What Were the Salem Witch Trials?

Who Was Charles Darwin?

What Was the Gold Rush?

What Can a President Really Do?: A Good Answer to a Good Question

What Is Earth Day?: A Good Answer to a Good Question

Hitler's Last Days: The Death of the Nazi Regime and the World's Most Notorious Dictator

Who Was Louis Armstrong?

Who Pays Taxes?: A Good Answer to a Good Question

Anne Frank's Story

What Is Immigration?: A Good Answer to a Good Question

Amundsen, the polar explorer

What Is the Role of the White House Press Secretary?: A Good Answer to a Good Question

Barbie Developer: Ruth Handler: Ruth Handler

What Is NATO?: A Good Answer to a Good Question

Children's Book of Philosophy