Children and staff sit on the floor and paint in a recreation center .
It is impossible that the children are being taught how to make art for their parents for Valentine 's Day by the staff .
It is impossible that the children are being taught how to make art for their parents for Valentine 's Day by the staff .
It is certain that the children are being taught how to make art for their parents for Valentine 's Day by the staff .
The children are being taught how to make art for their parents for Valentine 's Day by the staff .