The Fly on the Ceiling

A Math Reader

Illustrated by Richard Walz
That is one pesky fly! Kids will love this funny and very accessible myth about the real-life historical figure who popularized the Cartesian system of coordinates. You won't believe how he did it!

Recognized as the father of analytic geometry, René Descartes was a French mathematician and philosopher. So how could a fly lead to an important math discovery? Read this imaginative Step 4 and find out!

Step 4 Readers use challenging vocabulary and short paragraphs to tell exciting stories. For newly independent readers who read simple sentences with confidence.
Richard Walz is the illustrator of many humorous historical Step into Reading books. He lives in Northampton, Massachusetts. View titles by Richard Walz

About

That is one pesky fly! Kids will love this funny and very accessible myth about the real-life historical figure who popularized the Cartesian system of coordinates. You won't believe how he did it!

Recognized as the father of analytic geometry, René Descartes was a French mathematician and philosopher. So how could a fly lead to an important math discovery? Read this imaginative Step 4 and find out!

Step 4 Readers use challenging vocabulary and short paragraphs to tell exciting stories. For newly independent readers who read simple sentences with confidence.

Author

Richard Walz is the illustrator of many humorous historical Step into Reading books. He lives in Northampton, Massachusetts. View titles by Richard Walz

Mental Health Awareness Month Resources

May is Mental Health Awareness Month and addressing student wellness and mental health is critical to help children learn how to manage emotions, develop healthy identities, empathize with peers, and pursue individual goals. We created thematic guides and book lists to help foster important conversations to build an inclusive environment where emotions matter. Explore our social emotional

Read more

Books for Asian American, Native Hawaiian, and Pacific Islander Heritage Month

Each May, we honor the stories, histories, and cultures of Asian Americans, Native Hawaiians, and Pacific Islanders. Below is a selection of acclaimed fiction and nonfiction books by AANHPI creators to share with your students this month and throughout the year. AANHPI Creators – Elementary School titles  

Read more