Sorry, you need to enable JavaScript to visit this website.
Skip to main content


Knows that light can be reflected by a mirror, refracted by a lens or absorbed by the object.

Spoon Mirror

The main point of this example is about "observing," one of the most valued skills in science. Observation is usually emphasized beginning in the Upper Elementary grades. But it is often easier to observe than to explain. "How curved mirrors actually work" is sometimes covered in High School physics. The principles are also discussed in most encyclopedias, under "Mirrors" or "Optics," and are mentioned with respect to lighthouses, telescopes, and amusement park activities.

View the full Example