"Zoos are busy places filled with animals and the visitors who love them. Who are the people who keep zoos running? From vets to performers to groundskeepers, many people work together to serve the needs of a zoo. Learn about their important work"--Provided by publisher.

"The library is a very important place in our community! Lots of community helpers work at libraries. Readers will learn about who works at a library, what the workers do, and what makes a library special. Simple, at-level text and vibrant photos help readers learn all about libraries in the community"--

Amelia Bedelia misunderstands what her employer wants her to do, and ends up campaigning for the office of mayor.

When the literal-minded Amelia Bedelia helps out at her doctor's office one busy day, nothing seems to go quite right until Amelia begins to treat the impatient patients.

Mary Poppins returns to 17 Cherry Tree Lane to visit the Banks family following a personal loss, and, with the help of Jack the lamplighter, brings joy and wonder back into their lives.

Explores the previously uncelebrated but pivotal contributions of NASA's African American women mathematicians to America's space program, describing how Jim Crow laws segregated them despite their groundbreaking successes. Includes biographies on Dorothy Jackson Vaughan (1910-2008), Mary Winston Jackson (1921-2005), Katherine Colman Goble Johnson (1918-), Dr. Christine Mann Darden (1942-).