Helen Plum Library

Learn the difference between odd numbers and even numbers, how to skip-count using odds and evens, and what happens when you add them together.

In this video lesson, you will learn how to translate a numerical expression by describing it in words.--Publisher.

A humorous, rhythmic, read-aloud story about a boy who awakens to find that everything around him is odd. He has three sleeves on his shirt, and his dog has five legs... Things are no better at school either. Will his odd day end when he goes to bed that night? Includes "For Creative Minds" section with odd fun facts and number games

When arithmetic strain scrambles a student's brain, no one in town is safe from the numbers that go flying out of the child's head

Toy numbers and letters meet and, in some cases, clash in a classroom during recess, but soon discover they have some things in common

Two is not a lot of pennies, but it is a lot of smelly skunks. Ten is not a lot of popcorn pieces, but it is a lot of chomping dinosaurs. One thousand is not a lot of grains of sand, but it is a lot of hot air balloons!

Illustrations and simple text help the reader understand the numbers one to ten and recognize them as they appear all around us, especially at bedtime. Includes note to parents

The Wing Wing brothers put on a show that illustrates how to compare numbers, add, and subtract

Do you grasp the basics of whole numbers? Find out by taking Whole Numbers: Level 1, Practice Set 2. Detailed answer explanations for each question help you identify areas that need work.

Do you grasp the basics of whole numbers? Find out by taking Whole Numbers: Level 1, Practice Set 4. Detailed answer explanations for each question help you identify areas that need work.