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Activity for “NGSS Physical Science Labs for Preservice K-8 Teachers ”
Map reflects approximately 627 visits and 508 visitors from 149 locations (shown as 19 countries). 
Based on periodically updated Google Analytics data. This is intended to show usage trends but may not capture all activity from every visitor.
Map reflects activity on the STEM For All Multiplex and all associated video showcases.
Color intensity indicates activity level, from: Low High