•	 Stahl is a monograph analyzing the work of a group of three students as they become introduced to dynamic mathematics during eight hour-long online sessions using VMT with GeoGebra. The monograph documents the team's development of mathematical group cognition.
•	 Stahl is a report analyzing the work of a group of three students as they become acquainted with dynamic mathematics during an intensive period of eight hour-long online sessions using VMT with GeoGebra. The report documents the team's evolution in mathematical cooperative thinking.