RayThe 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 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.