Cycles Of Life Series: Blood Circulationby Andres Llamas Ruiz, Andres Llamas Ruiz
A single blood cell travels a long way during a lifetime--more than 2 1/2 times around the earth--yet all in one body! Find out what happens on this fantastic journey, and learn why blood is such a vital element in our lives. 32 pages (all in color), 8 x 10 5/8.
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