numbers

When X and Y crash in the land of Wontoo, they cannot understand how the Numbers live the way they do, until they not only get used to it, but decide they want to stay in Wontoo.

Artwork and simple text present a variety of activities through which the reader can learn about numbers.

Combines bright pictures and simple, bilingual text to teach young readers the numbers one through ten.

With a mixture of facts, experiments, and tricks, shows how we can measure the speed of light, fly to the moon, or buy things in a shop with only ten numbers.

Explains the development of our system of numbers, place value, and why numbers are used.

Introduces counting and number systems by showing mathematical relationships in nature.