Ray: How Light Works

The dazzling Ray illuminates how light works--part of the Science Pals series, including Drop: An Adventure through the Water Cycle and Puff: All About Air

Meet Ray. He's light! And he's been shining since time began. Wherever there's life on Earth, there's Ray, helping everything under the sun thrive. And Ray can really move--fast. Have you ever hurtled through space? Become a rainbow? Made food for plants? Ray has! With brilliant wit and sparkling one-liners, Ray introduces readers to a light show like no other. Filled with awe-inspiring artwork, funny asides, and a spotlight on kid-enticing facts, Ray invites us to bask in his warmth, as he illuminates our world.

"[A] refreshing combination of charm and solid fact [and] a high-wattage spotlight on our most important power source." --Kirkus

"[A] brilliant addition to the Science Pals series. . . . Every part of the book is packed with fascinating facts and tidbits. [Kids] will appreciate Moon's inviting approach." --Booklist

Author: Emily Kate Moon
Publisher: Dial Books
Published: 06/10/2025
Pages: 40
Binding Type: Hardcover
Series: A Science Pals Book
Weight: 0.80lbs
Size: 10.10h x 9.30w x 0.50d
ISBN: 9780593857984
Audience: Ages 4-8


Review Citation(s):
Kirkus Reviews 03/01/2025
Booklist 05/01/2025 pg. 81
School Library Journal 06/01/2025 pg. 99

About the Author
Emily Kate Moon is the author and illustrator of the Science Pals series, including Drop: An Adventure Through the Water Cycle, Puff: All About Air, and Ray: How Light Works. An ever-curious Earthling, Emily loves to marvel at the wonders of nature. She writes and paints to share her appreciation of our special planet, and to encourage others to appreciate it too.