What do Isaac Newton, Alexander Graham Bell, and Albert Einstein all have in common? Students will find out in this COMPLETE Light and Sound Unit! The unit is all about light and sound energy, including vibrations, reflection, and refraction, pitch, frequency, volume, convex, concave and comes with 8 Science Investigations or Labs. With reading passages about:What is light?Our Amazing EyesReflection & RefractionTransparent, Translucent, or Opaque?Concave and ConvexLens, Prisms, & Rainbo