Bionic eyes are a Modern Engineering Marvel! In this engaging title, readers will explore the history of bionic eyes from early attempts to use electricity to aid vision to the development of computer chips that led to eye and brain implants. Mark Humayun and his development of the bionic eye implant is featured, and colorful infographics show eye anatomy and how implants work. See the future of bionic eyes as scientists work to restore sight in different types of vision loss. A timeline, a glossary, and an index supplement historical and color photos. Aligned to Common Core Standards and correlated to state standards. Checkerboard Library is an imprint of Abdo Publishing, a division of ABDO.