Who was Jacqueline Kennedy? / by Bonnie Bader ; illustrated by Joseph J.M. Qiu.

Bader, Bonnie, 1961- author.

Who is Jeff Kinney? / by Patrick Kinney ; Illustrated by John Hinderliter.

Kinney, Patrick, author.

Who was Stephen Hawking? / by Jim Gigliotti ; illustrated by Gregory Copeland.

Gigliotti, Jim, author.

Gingerbread for liberty! : how a German baker helped win the American Revolution / Mara Rockliff ; pictures by Vincent X. Kirsch.

Rockliff, Mara, author.

What is Congress? / by Jill Abramson ; illustrated by David Malan.

Abramson, Jill, 1954- author.

Your vote matters : how we elect the US president / written by Rebecca Katzman ; illustrated by Ellen Duda.

Katzman, Rebecca, author.

Who was Sam Walton? / by James Buckley, Jr. ; illustrated by Ted Hammond.

Buckley, James, Jr., 1963- author.

Backyard bears : conservation, habitat changes, and the rise of urban wildlife / by Amy Cherrix.

Cherrix, Amy, author.

Alexander Hamilton : the making of America / Teri Kanefield.

Kanefield, Teri, 1960- author.

Weird but true! USA : 300 fascinating facts about the fifty states.