The Classroom line was released between 2011 to 2012.
This series had a total of 7 dolls. The initial 3 were released in 2011, and then re-released in 2012 with fewer accessories included. Two sets of pair dolls were released in 2013.
The word “Classroom” is not found on the packaging of individual dolls, but it is the official name of the series. Cases of the dolls were labeled “Classroom Doll Assortment”.
Concept art shows that Draculaura in drama class was initially planned to be a part of the line, but was scrapped for unknown reasons.