An accessible and visually arresting picture book about the smallest known and most mysterious particle of matter, for the youngest scientific minds.

I am one of the most mysterious particles in the universe.
I'm tiny and light, and I can pass right through you.
In fact, trillions of me fly through your body every second.
I'm ... a NEUTRINO!

Before you finish reading this sentence, trillions upon trillions of neutrinos will have passed through your body. Not sure what ...