Kids will enjoy solving these puzzles that teach science history while also improving vocabulary and reading comprehension. Each puzzle is introduced by a short narrative about a particular discovery. Solving the puzzle reveals the name of the female scientist or inventor. The book covers 42 examples of women's contributions in the fields of mathematics, physics, chemistry, biology, and applied science. Students will learn who wrote the first computer program, discovered pulsars, designed the street-cleaning machine, proved that chromosomes determine sex, invented radial tires, and much more. Grades 4-8. Answer key. Bibliography. Illustrated. Good Year Books. 94 pages.