Long winter shadows, Late afternoon shadows outside the Sci…

Late afternoon shadows outside the Science Building at the University of Minnesota, Morris (UMM).

Human Sundial Shadow Science Experiments - Rhythms of Play

Human Sundial Shadow Science Experiments - Rhythms of Play

Shadow - Wikipedia

Shadows on the snow hi-res stock photography and images - Alamy

Calgary headed for deep freeze after weekend snow and warm front

Equinox shadows trace a straight line from west to east

Observing Shadows on Earth

The shape of shadows - Science : Explanation & Exercises - evulpo

Saturday (Feb. 4), not Groundhog Day, is winter's actual midpoint

A Winter SunriseDonna L. Long

Uncovering Secrets of Earth's Shadow - Sky & Telescope - Sky & Telescope