When tomboy Marty is cast as the princess in the third-grade play, she learns about improvisation, which helps her become more adaptable.

Burmese pythons are inavding Florida. Despite their enormous size, these snakes are almost impossible to find. They're prolific breeders and voracious eaters. Can anything stop them?

Ranger, a golden retriever, could have been a great search-and-rescue-dog except for the squirrels--but one day he unearths a mysterious box and finds himself transported back to the year 1850 where his faithful service is really needed by a family traveling west along the Oregon Trail.

"Count each and every one as life multiplies again and again in this lush and fascinating book about the rainforest,"--Amazon.com.

"Take a journey to the Galápagos Islands to see Galápagos giant tortoises up close and discover how cutting-edge technology is helping scientists study and protect these gentle giants. Page Plus links in the book lead to videos of scientists in the field"--

The mysterious box that Ranger the golden retriever found in the garden transports him back to first century Rome, where he must rescue Marcus, a young servant boy, and Quintus, a volunteer gladiator, from the brutal world of the Colosseum.

"Myths! Lies! Secrets! Uncover the hidden truth about the Underground Railroad and Black Americans' struggle for freedom. Perfect for fans of I Survived! and Nathan Hale's Hazardous Tales. Before the Civil War, there was a crack team of abolitionists who used quilts and signal lanterns to guide enslaved people to freedom. Right? Wrong! The truth is, the Underground Railroad wasn't very organized, and most freedom seekers were on their own. With a...

"Before he was Dr. Fauci, director of the National Institute of Allergy and Infectious Diseases, Anthony Fauci was a curious boy in Brooklyn, delivering prescriptions from his father's pharmacy on his blue Schwinn bicycle. His father and immigrant grandfather taught Anthony to ask questions, consider all the data, and never give up-and Anthony's ability to stay curious and to communicate with people would serve him his entire life. This engaging narrative,...

Told in rhyming text, a boy accompanies his grandfather on the Rolling Thunder Ride for Freedom, a demonstration in Washington, DC, on Memorial Day that pays tribute to American veterans.

After a concussion that effects her balance, memory, and other abilities, twelve-year-old Kat goes to I-Can, the "Miracle Clinic in the Swamp," where she joins forces with other patients to expose plot that endangers them all.