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Kidneys
Kidneys are one of the unsung heroes of the body. Some of their jobs may not be pretty, but they are absolutely essential to the healthy functioning of our bodies. From processing waste to producing hormones that keep body systems well-regulated, the kidneys are always busy. This introductory volume explains it all through kid-friendly text and cool diagrams that will invite even reluctant readers to take a look.
RL
Grades
2-3 IL
Grades
3-6 GRL
S
