Five toes, twelve cupcakes, nineteen puzzle pieces - numbers are all around us. How many numbers can you count in the pages of this book?

Little Two introduces the concept of "two" by interacting with two of a variety of things.

Little Eight introduces the concept of "eight" by interacting with eight of a number of things, some of which are grouped to further expose the reader to subtracting and dividing.

Little Five introduces the concept of "five" by interacting with five of a variety of things.

Little Nine introduces the concept of "nine" by interacting with nine of a variety of things which group and regroup to demonstrate principles of adding and subtracting.

Could your pet help you with your math homework? Discover how amazing animals use number sense in this fun and fact-filled investigation. Animals know a lot more about numbers than you might think. Guppies can tell large numbers from small ones, hyenas can count, and chimpanzees can use Arabic numerals! Readers will get to know these extraordinary animals and more--and how scientists study their number sense. Each chapter wraps up with an interview...