Discover how our universe came to be in this delightful new picture book from the #1 science author for kids! First the quark then the particle First atom then the molecule First the sun then the solar system First the earth then the life First the love then the child... Little scientists will learn all about how the universe evolved in this fun and unique science book for kids from award-winning physicist and creator of the Baby University series, Chris Ferrie! The "first/then" pattern provides a deceptively simple introduction to the beginning of life, evolution, scientific inquiry, and more! It's the perfect love letter for science-loving families.