Ray: How Light Works (A Science Pals Book) National Geographic Kids the venerable Sergeant Hoong

the venerable Sergeant Hoong

From award-winning YA author Leah Johnson comes the sequel to her stunning middle grade debut

and writer of Star Wars and Eight Billion Genies

the slightest push could lead the Clans back into outright war

★ “Deliciously eccentric body types

Ray: How Light Works (A Science Pals Book) National Geographic Kids the venerable Sergeant HoongThe dazzling Ray illuminates how light workspart 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 movefast. Have you ever hurtled through space? Become a rainbow? Made food for plants? Ray has! With brilliant wit and sparkling one