Published: Somerville, Mass. : Candlewick Press, 2012 Edition: [Various editions] Description:  p. : col. ill. ; 26 x 28 cm ISBN/ISSN: 9780763645649, 0763645648, 9780763664428, Language: English
Also published: Somerville, Massachusetts : Candlewick Press, 2013. 90 p.
While twins Ella and Herbie help the handyman Mr. Midal work on their new home, he tells them about such inventors as Granville Woods, Dr. Henry T. Sampson, and James West, giving them a new view of their heritage as African-Americans