Curated OER
Time Conceptualization
Students relate the number and length of generations in their living family members to the number of generations that have passed since specific events in recorded history. They then apply this time conceptualization to the number of...
Curated OER
The First Humans: Prehistory-3500 B.C. "Lucy"
Students explore prehistoric times by completing web activities in class. For this human ancestry lesson, students identify the archaeological discovery of the "Lucy" skeleton and what it meant for science. Students investigate the...