206 bones.
The effervescent van Tulleken twins bring their knowledge and charm to the page to reveal just how well our bodies keep Secrets from the things t.
What makes tears of joy different from tears of sadness? Why is a gut feeling so much smarter than you think? And why is 90% of you not even human? This book turns your knowledge of the Human Body on its head.
But it turns out our bodies are full of surprises.
You may think you know what makes up a human.
Ten fingers.
Two eyes.
One heart. 206 bones