Flexible(
                child: Column(
                  crossAxisAlignment: CrossAxisAlignment.start,
                  mainAxisAlignment: MainAxisAlignment.spaceBetween,
                  children: <Widget>[
                    Wrap(
                      direction: Axis.horizontal,
                      children: <Widget>[
                        Text(lesson.name),
                      ],
                    ),
                    Wrap(
                      direction: Axis.horizontal,
                      children: <Widget>[
                        new Text(lesson.duration),
                      ],
                    ),
                  ],
                ),
              ),