It's the 100th day of school-what can you do to celebrate? Here are 100 different ideas for celebrating this fun and important day. The 100th day is about math-and so much more! From collecting to counting, baking to bouncing, reading to writing, every possible kind of activity is included for 100th day celebrations at home or at school. Bright, detailed photographs and plenty of innovative ideas will make this beautifully designed book the essential, must-have book for every family and classroom.

A seasonal tribute to the qualities of autumn combines photographs, text, and craft ideas that celebrate highlights ranging from falling leaves and migrating animals to football games and Halloween costumes.

How many jelly beans are on this book's cover? Don't count-estimate! If someone handed you a big bowl of jelly beans, how would you figure out how many there are? You could count them, one by one-or you could estimate. Do you see more than five jelly beans? Less than a million? This unique book will show you how to train your eyes and your mind to make really great estimations-by making estimating into a game. Jelly beans are just the beginning! This title has Common Core connections. Great Estimations is a 2007 Bank Street - Best Children's Book of the Year.

Zero Zebras asks a bold question: can you count what isn't there? Can you count... to zero? Readers are taken on a wild animal safari counting one wallaby, two tuna, three thrushes, four frogs... but absolutely ZERO zebras.