addition

Mr. Gilbert brings in a guinea pig as a class pet, but it looks so lonely he brings another, and before long the class is getting an unexpected lesson in addition--and a very full cage.

A group of lizards are late for their big performance, until then start arriving in groups of five. Presented in simple rhyming text and illustrations and introduces the basic math concept of counting by five.

Explains, through the use of rhyme, the concepts of time lines and addition as a girl gets ready for school with the help of her smart dog.

An explanation of addition for students in kindergarten through third grade, covering zero problems, doubles, plus one, and other topics.

Presents basic addition concepts through illustrations of Hershey's Kisses and high-spirited clowns.

Twos, fives, tens there are lots of ways to count! Count forward and backward, add and subtract, and practice skip counting with colorful crayons. What other ways can you count? Encourage readers to create art inspired by the numbers all around them through colorful illustrations and photographs.

Presents an introduction to counting by tens, in simple text with illustrations, as a centipede races to get home moving ten feet at a time.

An introduction to adding money for young readers that covers how to add coins and dollars.

Photographs and text introduce children the basic mathematical concept of addition, examining different kinds of trash and what happens after it gets picked up.

Colorful illustrations and simple text introduce young readers to basic math skills.