Kathleen Connors 
La luz y el color (Light and Color) [PDF ebook] 

Understanding light and color might seem impossible, but if readers already know the colors of the rainbow, they”re part of the way there. Including the light spectrum, wavelengths, and other key concepts, this book tackles light and color for those falling behind in class because of their reading skills. The main text is written with these struggling readers in mind, accompanied by full-color photographs and diagrams to aid understanding. An extended glossary introduces and explains all the vocabulary readers need to continue learning about light and color.