A collection of facts and trivia about human physiology and anatomy, usually framed in a question and answer format, such as "Do you know when the body grows fastest?", "Do you know if bones are made of jelly?, and "Do you know why skin only lasts for four weeks"?
Why do I have to scratch an itch? -- If I didn't cut my hair, would it grow forever? -- Do I have bendy bones? -- Why do I shiver when I am cold? -- Is this a black car or a white mouse? -- Do my ears keep me from falling over? -- What gets up my nose? -- What happened eight weeks ago? -- Could I forget to breathe? -- Does food fall down into my feet? -- Can a heart be brave or fall in love? -- Why do I feel thirsty when I get hot? -- Is it true that I could fly? -- When was I as small as this "o"?