"America's most celebrated astrophysicist invites young readers to explore the mysteries of the universe." --

"A book for new readers, showing the differences between day and night"--

Young readers are introduced to the concept of time as they wait for an approaching birthday party.

A very simple look at how when it is day in one part of the world, it may be night in another place.

Starting from the Greenwich meridian this book takes the reader east imagining what children are doing at that moment in each of the twenty-four time zones.

"Learn all about how crops are picked and get to the store for us to eat. Color photographs and easy-to-read text tell kids about harvest time in the season of fall"--Provided by publisher.

"Written by an expert, Astrophysics for Babies is a colorfully simple introduction to the study of how physics and chemistry affect heavenly bodies in space"--Provided by publisher.

Introduces the concept of time while following a young girl's day, from the moment she wakes up until bedtime.

Introduces the concept of time while following a girl's year, from her birthday right through to her end-of-year play.