To look at how opaque, transparent, and translucent materials interact with light.
Appropriate Grades: Grade 4,
To create a shadow screen and use it to explore the principles of light and shadow by actually using them.
Appropriate Grades: Grade 4,
Appropriate Materials: None,
To look at how light can be bent and reflected by using concave and convex mirrors.
Appropriate Grades: Grade 4,
To understand the difference between transparent, translucent, and opaque. To see how watering down paint affects these qualities.
Appropriate Grades: Grade 1,
Appropriate Materials: None,