The book that proves time travel happens
Clark, Henry, 1952- author.
New York : Little, Brown and Company, 2015.

The book that proves time travel happens : a novel
Clark, Henry, 1952-
New York : Little, Brown and Company, 2015.

What we found in the corn maze and how it saved a dragon
Clark, Henry, 1952- author.
New York : Little, Brown and Company, 2020.

What we found in the sofa and how it saved the world
Clark, Henry, 1952-
New York ; Boston : Little, Brown and Company, c2013.

What we found in the sofa (and how it saved the world)
Clark, Henry, 1952- author.
New York ; Boston : Little, Brown and Company, 2013.

What we found in the sofa (and how it saved the world)
Clark, Henry, 1952- author.
New York ; Boston : Little, Brown and Company, 2013.

What we found in the sofa (and how it saved the world)
Clark, Henry, 1952- author.
New York : Little, Brown and Company, 2013.

The Google infused classroom : a guidebook to making thinking visible and amplifying student voice
Clark, Holly,
[Place of publication not identified] : ElevateBooksEdu, 2019.

The black widow : the life and crimes of Griselda Blanco, America's first billionaire drug smuggler
Clark, Hugo, author.
[Place of publication not identified] : [Publisher not identified], [2023]