Sonido Y Luz (Nuestro Mundo)
Description
"Sonido y Luz" is part of the "Nuestro Mundo" series by Sistemas Tecnicos de Edicion S.A. Appropriate for grades 5-12, depending on student's reading fluency level, the books will inform students about energy waves in the air and water, sound vibrations, echoes, speed of light, ultrasound, how the eyes see light, colors, x-rays, ultraviolet light, and more. - from Amzon
ISBN(s)
9686135839, 9789686135831