Readers investigate cells and learn how they affect our health, reproduction, criminal investigations, and agriculture. Hands-on activities include findingand identifying bacteria from pond water and human mouths and building modelsof different types of cells. Full color.

Karen Bush Gibson is the author of more than 30 nonfiction books for children and a member of the Society of Children Book Writers and Illustrators. One of her books about women aviators was named a 2014 Notable Social Studies Trade Book for Young People by the NCSS and a selection in Air & Space/Smithsonian's Best Children's Books of 2013 roundup of aviation and space-themed books. She wrote Marine Biology: Cool Women Who Dive for Nomad Press. Karen lives in Norman, OK.

Alexis Cornell is a graduate of The Center for Cartoon Studies. She illustrated Bioengineering: Discover How Nature Inspires Human Designs for Nomad Press and lives in Northampton, MA.