Lisa and her class learn about probability.

With colorful photographs and interactive examples, Bruce Goldstone's That's a Possibility introduces children to the ideas of something being possible, probabl

Lisa's homework assignment is to measure something. The fun begins when she decides to measure her dog, Penny.

After learning about maps in school, Lisa maps all the favorite places of her dog Penny.

This colorful graphic novel features the philosophical and existential musings of a cat named Penny. Told through a collection of stories, Penny: A Graphic Memo