Smithsonian Little Explorer - National Zoo
The Smithsonian Little Explorer series focuses on animals at the Smithsonian's National Zoo in Washington D.C. As "4D" Books, readers are able to download the free Capstone 4D app and scan for access to awesome videos!

Did you know that the Fowler's toad can lay 20,000 eggs? Meet friendly frogs, giant salamanders, and other amazing amphibians at the Smithsonian National Zoo in these first books reviewed by Smithsonian experts.

Did you know that emus can run 31 miles per hour? Meet high-flying vultures, speedy emus, and other beautiful birds at the Smithsonian National Zoo in these first books reviewed by Smithsonian experts.