Introduces children to the world of large numbers as they read about the number of leaves on an oak tree, the number of stars in the sky, and more.

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.

By observing the natural wonders of fall -- such as falling leaves, animal migration, and hibernation -- kids can learn math concepts like counting, estimating, and simple addition and subtraction. Journey into the natural world in the fall and discover that numbers, patterns, shapes -- and much more! -- can be found by observing everyday plants and animals.