Light Rays: Mirror, Mirror, On the Wall

Summary
This is a brief lesson about light rays and why they reflect our image so well in a mirror.

Objectives
• To engage young students by using what might seem a mystery to them. To have fun introducing an element of science.

Suggested Grades
2nd Grade
3rd Grade
4th Grade

Excerpt
A mirror has to be a smooth, polished surface. Mirrors are usually made of highly polished glass that has been coated on one side with a silvery coating that reflects the maximum amount of light rays back.

Clear glass would allow the light to pass through and be absorbed. In order to create an image, the light must be blocked and reflected back. Coating the glass on one side keeps the light rays from passing through.

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