How Many Mice Make an Elephant?: And Other Big Questions About Size and Distance

Wings: Birds, Bees, Biplanes and Other Things with Wings

How Many Hairs on a Grizzly Bear?: And Other Big Questions about Numbers

The Curious Book of Lists: 263 Fun, Fascinating and Fact-Filled Lists

How Many Hairs on a Grizzly Bear?: And Other Big Questions about Numbers

What's the Big Idea?

World's Worst Jobs

Lost... In the Crater of Fear

Lost... In the Mountains of Death

The Supernatural

Lost... In the Mountains of Death

Lost... In the Jungle of Doom

Lost... In the Swamp of Terror

The Small and Mighty Book of Oceans: Pocket-sized books, MASSIVE facts!

We Are All Different: A Celebration of Diversity!

Lost... In the Jungle of Doom

Lost... In the Sea of Despair

Lost... In the Desert of Dread

Jungle Survival