Keep It Clean! Illustrations by Avi Spivak

Keep It Clean! Illustrations by Avi SpivakThis entertaining graphic novel from award winner Don Brown will get kids talking, since it's all about the history of dealing with poop, pee, and dirty hands. Part of the Big Ideas That Changed the World graphic novel series, this full color book is appropriate for the classroom and includes a timeline, endnotes, and a bibliography. In 1895, an engineer named George Waring was appointed New York Citys first commissioner of street cleaning. His task?

Written by a scientist

complementary fragrances is here to stay

” —The Horn Book Magazine

School of Sewing: Learn It

It explores growing and changing friendships and offers details to discover on every page and with every read

Gibb Dyer confirms that the secret ingredient to business and entrepreneurial success is not an MBA from a great school

and the quest for self-discovery amidst the chaos of war

for more than 500 years

To answer this question

With humor

thousands of speedster refugees are now stuck on their earth

and extraordinary watches that are always the result of a close collaboration between exceptional independent professional watchmakers and the overflowing imagination of the brand’s founder