The Elm Street Kids' Club decides to sell lemonade to earn money to fix up their clubhouse and they use a graph to keep track of their sales.

Kangaroo and his Australian animal friends divide themselves up into different groups for the various field day events at camp.

As Molly plays with her big brother's toy cars, readers will see and recognize patterns, an essential first step in learning to reason from the specific to the general.

As six monsters play a wild game of musical chairs, readers learn to subtract--one chair at a time.

Readers are introduced to the concept of probability in a story about a boy who has a day in which nothing goes right.

When the 21st Street Sluggers, a baseball team, have a car wash to raise money, they learn to keep careful track of their dollars and cents.

This high-quality Spanish-language book can be enjoyed by fluent Spanish speakers as well as those learning the language, whether at home or in a classroom. The MathStart series has sold over 1.5 million copies and combines math with fun stories that have real-life applications. In Animales a bordo, a Level Two MathStart, simple addition equations help children to understand basic arithmetical operations. Sáobete al camián de Jill y su perro...

This high-quality Spanish-language book can be enjoyed by fluent Spanish speakers as well as those learning the language, whether at home or in a classroom. The MathStart series has sold over 1.5 million copies and combines math with fun stories that have real-life applications. In Jacob el constructor, a Level One MathStart, Math becomes child's play as young readers are introduced to the skill of counting on, a first step toward mastering addition....

Elephants, rabbits, and birds shop in this funny grocery store. Can you guess what the little rabbit wants more of? Munchy, crunchy carrots, of course! And fewer of? Squirmy worms and chewy peanuts (yuck!). So why is his mother buying all those cans of worms?