Rock Star: How Ursula Marvin Mapped Moon Rocks and David MacAulay In highlighting the roles of

In highlighting the roles of desegregation

they realize that the greatest secrets they've been keeping might not have been from one another but from themselves

But Tildy's life takes an unexpected turn when she

Lost and disoriented

Rock Star: How Ursula Marvin Mapped Moon Rocks and David MacAulay In highlighting the roles ofA luminous tribute befitting a brilliant trailblazer. Kirkus Reviews (starred review) Ursula Marvin was a rock star in the field of geology at a time when it was nearly impossible for women to pursue careers in science. Discover her story in this informative, inspiring (Horn Book) nonfiction picture book biography of an icon of determination (Publishers Weekly) by Orbis Pictus award recipient Sandra Neil Wallace. While attending college in the early