How do shadows change?

Type Excursion (Interactive Presentation)
Description A Greek mathematician, Eratosthenes (276 BC-194 BC) used an experiment to enable him to prove the sphericity of the Earth and to measure its circumference. He used sun and shadows for his calculations! Let's watch what has he done.
Author Julieta Jimenez de Llano Garcia
Uploaded by ViSH
License Creative Commons Attribution
Attribute to Julieta Jimenez de Llano Garcia (
Language English
Created at August 05, 2015 12:57
Updated at August 06, 2015 11:41

A SCORM package is a collection of files which are packaged according to an agreed standard for learning objects. SCORM packages are zip files that can be integrated in any LMS (Learning Management System) that supports the standard (Moodle, Blackboard, …) and that can be used for presenting multimedia content and as assessment tools. Thus, you can integrate your Virtual Excursion in Moodle and other LMSs by downloading it as SCORM.