Which state in the USA has about 100,000 glaciers? Which one boasts the largest national park? Which one is called the Lone Star State? Discover the answers to these intriguing questions and more in this illustrated reference guide to the 50 states of the USA. 

Step inside a magical museum... and meet the mini-mammals! These itty bitty beasts may be some of the world's smallest mammals, but they live big, fascinating lives. Come learn about them--and find out which mini-mammal is the teeniest of all. 

Put on your hiking boots and get ready to explore mountains, canyons, coastlines, and more! This series takes readers on a trip to some of the most popular national parks in the United States.

 A choose-your-own-path style story that guides the reader through the very real job of being a tautologist.   Following a general introduction to squid morphology, research-expedition protocols, equipment, and team members, readers are asked to select a pilot, a submersible, and a dive site. From there, they are directed to various pages that play out their choices.

Meet a chef who cooks pizza over an active volcano in Guatemala. Visit a bridge in Hungary that was repaired with LEGO bricks. And get to know the world's smelliest frog. You'll find all this and more inside this jam-packed compendium of weird wonders from all around the world.

Winner of the Robert F. Sibert Medal

Follow a blue whale's enormous body to the bottom of the ocean, where it sets the stage for a bustling new ecosystem to flourish. 

Perfect for anyone fascinated by the sea.