by Laura Kressly

Marnie promised herself she would never go for a poo in the school toilets, but her bowels have had other ideas lately. As she’s dealing with this embarrassment and worrying about her health, we get insight into her innards, where white blood cells are waging war on her colon. This is conveyed by an audio narration focusing on a brand-new cell getting to grips with their job, guiding listeners through the human anatomy and what happens when the body attacks itself.

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