Curated OER
Symmetry
Is this the line of symmetry? Scholars analyze 12 images to determine whether or not the dotted line in each reflects symmetry. There are three examples for them to reference before they start, so consider reviewing these together before...
CK-12 Foundation
Ck 12: Physical Science: Reflection of Light
[Free Registration/Login may be required to access all resource tools.] Considers the reflection of light from both smooth and rough surfaces and the law of reflection.
Optical Society
Optical Society of America: Optics for Kids: Mirrors and Images
An experiment to investigate how many images appear as the angle between two hinged mirrors is increased. Accompanied by an explanation of what is happening, questions for students to consider, and a link to an article about reflection.