[Free Registration/Login Required] This flipchart introduces fifth graders to the science of light. Principles such as transparent, translucent, opaque, reflection, and refraction are covered. Concave and convex mirrors and lenses are...

[Free Registration/Login Required] This flipchart is an introduction lesson on light. It explains absorption, transmission, and reflection. It contains real pictures that allow students to see how matter in an object determines how much...