Biographies of Mathematicians for Middle Schoolers
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David Blackwell and the Deadliest Duel
by:
Robert A. Black
it was amazing 5.00 avg rating — 3 ratings 4. 
Benoit Mandelbrot: Reshaping the World
by:
Robert A. Black
it was amazing 5.00 avg rating — 2 ratings 5. 
Florence Nightingale: The Lady with the Diagrams
by:
Robert A. Black
it was amazing 5.00 avg rating — 1 rating 6. 
Edward Lorenz and the Chaotic Butterflies
by:
Robert A. Black
really liked it 4.00 avg rating — 4 ratings