Sea Clocks: The Story of Longitude Author: Louise Borden Manufacturer: Margaret K. McElderry ListPrice: $18.95 Offer: $12.89
The Man Who Made Time Travel (Orbis Pictus Honor for Outstanding Nonfiction for Children (Awards)) Author: Kathryn Lasky Manufacturer: Farrar, Straus and Giroux (BYR) ListPrice: $17.00 Offer: $12.75
A Dangerous Engine: Benjamin Franklin, from Scientist to Diplomat (Frances Foster Books) Author: Joan Dash Manufacturer: Farrar, Straus and Giroux (BYR) ListPrice: $17.00 Offer: $13.60
Sir Walter Ralegh and the Quest for El Dorado Author: Marc Aronson Manufacturer: Clarion Books ListPrice: $20.00 Offer: $15.60
Longitude: The True Story of a Lone Genius Who Solved the Greatest Scientific Problem of His Time Author: Dava Sobel Manufacturer: Walker & Company ListPrice: $12.95 Offer: $9.20
The Illustrated Longitude: The True Story of a Lone Genius Who Solved the Greatest Scientific Problem of His Time Author: Dava Sobel Manufacturer: Walker & Company ListPrice: $28.00 Offer: $18.48
Shh! We're Writing the Constitution Author: Jean Fritz Manufacturer: Putnam Juvenile ListPrice: $6.99 Offer: $6.99
Team Moon: How 400,000 People Landed Apollo 11 on the Moon (Outstanding Science Trade Books for Students K-12 (Awards)) Author: Catherine Thimmesh Manufacturer: Houghton Mifflin ListPrice: $19.95 Offer: $13.57
Black Potatoes: The Story of the Great Irish Famine, 1845-1850 Author: Susan Campbell Bartoletti Manufacturer: Sandpiper ListPrice: $9.95 Offer: $9.95
An American Plague: The True and Terrifying Story of the Yellow Fever Epidemic of 1793 (Newbery Honor Book) Author: Jim Murphy Manufacturer: Clarion Books ListPrice: $18.00 Offer: $12.24