- 🔎
- By Subject
- By Academic Standard
Our latest release
Interactive Earth: Geodynamics
Ray tracing using the secondary focal points.
A “handle” on the uppermost ray enables you to change its angle of incidence.
Click and drag the handle to modify the incidence angle of the beam.
Click and drag the focal point horizontally.
Enroll your school to take advantage of the sharing options. Once registered, the links below will include activation codes.
