numbers, negative

While trying to save enough money to buy a new ice scooter, Perry the Penguin learns about managing his money and about negative numbers.

Explores the characteristics of positive and negative numbers.

Introduces young readers to the idea of positive and negative numbers, offering a variety of lessons on how to order numbers, what rational values are, and a wide range of practice exercises.

Explains in simple terms the concept of positive and negative numbers.

Presents the Standard Deviants approach to learning basic math, covering the addition of positive and negative integers, the number line, and number places.

While trying to save enough money to buy a new ice scooter, Perry the Penguin learns about managing his money and about negative numbers.