Christopher Edge grew up in Manchester, England, where he spent most of his childhood in the local library dreaming up stories, but now lives in Gloucestershire, where he spends most of his time in the local library dreaming up stories. Before becoming a writer, he worked as an English teacher, editor, and publisher--any job that let him keep a book close at hand.

Paul Daviz is an illustrator who works in a range of vibrant, colorful, and quirky styles. Bold shapes, sweeping lines, strong colors, hints of texture, and plenty of fun shine through in all his projects. He lives with his family in Boscombe on the south coast of England.

What is the very smallest thing you can think of? A grain of sand? What about an atom? Every object and every living thing-from the biggest star to a speck of dust-is made of atoms. But even atoms are made up of smaller particles, and inside those smaller particles, you'll find quarks! Quarks are the smallest thing there is, but they make a big impact on our universe. From the Big Bang, supernovas, and black holes to the chips inside your computer, quarks have seen it all.