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Sun trackers


Solstice and Equinox ("Suntrack") Model (PDF)

These instructions for building a "suntrack" model were originally designed by Philip and Deborah Scherrer of the Stanford Solar Center in 2005; a decade later, they still stand as an excellent, hands-on instructional aid. The manual is available as a free PDF and guides teachers and students through the process of building a diorama designed to simulate the Sun's arc across the sky at the summer...