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Black Powder
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Hardcover
Book cover for 9780689868764
 
from Margaret K McElderry (October 25, 2005)
9780689868764 | details & prices | 224 pages | 6.00 × 8.50 × 1.00 in. | Rec. grade levels 7-9 | 0.75 lbs | List price $16.95
About: After his best friend is shot and killed, fourteen-year-old Langston borrows his science teacher's time machine and travels from Los Angeles in 2010 to Oxford, England, in 1278 to try to prevent Roger Bacon from publishing his formula for gunpowder.