Introduction to JavaScript Object Notation

James “Smelly” Kelly used his super-senses and intelligence to make sure that the New York City subway in the 1930s ran safely throughout his lifetime and beyond.James Kelly smelled EVERYTHING: rats i

Learn about the 1907 outbreak of typhoid fever and "Typhoid Mary" in this book perfect to share with young readers interested in a historical perspective of the COVID-19 pandemic that is gripping the world today. This engrossing story reveals the facts behind Mary Mallon, a hardworking Irish cook hired by several of New York's well-to-do families, who ultimately came to be known as "Typhoid Mary". Read how Mary unwittingly spread deadly bacteria, the ways an epidemiologist discovered her trail of infection, and how the health department ultimately decided her fate. Young readers will be on the edges of their seats wondering what happened to Mary and the innocent typhoid victims. The book includes a glossary, timeline, list of well-known typhoid sufferers and victims, further resource section, author's note, and source notes.

Join Thomas Edison, Henry Ford, Harvey Firestone, and John Burroughs on their pioneering camping trips during the early 1900s in this energetic and entertaining nonfiction picture-book adventure.After years of inventing things that other people needed, Thomas Edison and Henry Ford realized there was something they needed―a vacation! So, the famous inventors packed up Ford's Model T and invited their good friends Harvey Firestone and John Burroughs to join them as "the Four Vagabonds" hit America's back roads to enjoy the country's natural beauty, fireside chats, and frolicking fun with friends―all while inspiring future generations to invent camping adventures of their own.

Meg Lowman was determined to investigate the marvelous, undiscovered world of the rainforest treetops. Meg's perseverance and creativity allowed her to achieve this goal, but when this fantastic ecosy

Scipio Africanus Jones -- a self-taught attorney who was born enslaved -- leads a momentous series of court cases to save twelve Black men who'd been unjustly sentenced to death. In October 1919, a group of Black sharecroppers met at a church in an Arkansas village to organize a union. Bullets rained down on the meeting from outside. Many were killed by a white mob, and others were rounded up and arrested. Twelve of the sharecroppers were hastily tried and sentenced to death. Up stepped Scipio Africanus Jones, a self-taught lawyer who'd been born enslaved. Could he save the men's lives and set them free? Through their in-depth research and consultation with legal experts, award-winning nonfiction authors Sandra and Rich Wallace examine the complex proceedings and an unsung African American early civil rights hero.

Here is a true story of how the great nations of America and England almost went to war in 1859 over a pig—but learned to share instead.In 1859, the British and Americans coexist on the small island o

This thrilling title for young readers blends science, history, and medical mysteries to tell the story of the assassination and ultimately horrible death of President James Garfield.James Abram Garfi

Melvil Dewey’s love of organization and words drove him to develop and implement his Dewey Decimal system, leaving a significant and lasting impact in libraries across the country.When Melvil Dewey re

When Mildred and Richard Loving are arrested, jailed, and exiled from their home simply because of their mixed-race marriage, they must challenge the courts and the country in order to secure their ci