"The most consistent of all series in terms of language control, length, and quality of story." David R. Hill, Director of the Edinburgh Project on Extensive Reading.

"The most consistent of all series in terms of language control, length, and quality of story." David R. Hill, Director of the Edinburgh Project on Extensive Reading.

"The most consistent of all series in terms of language control, length, and quality of story." David R. Hill, Director of the Edinburgh Project on Extensive Reading.

"The most consistent of all series in terms of language control, length, and quality of story." David R. Hill, Director of the Edinburgh Project on Extensive Reading.

"The most consistent of all series in terms of language control, length, and quality of story." David R. Hill, Director of the Edinburgh Project on Extensive Reading.

"The most consistent of all series in terms of language control, length, and quality of story." David R. Hill, Director of the Edinburgh Project on Extensive Reading.

"The most consistent of all series in terms of language control, length, and quality of story." David R. Hill, Director of the Edinburgh Project on Extensive Reading.

"The most consistent of all series in terms of language control, length, and quality of story." David R. Hill, Director of the Edinburgh Project on Extensive Reading.

"The most consistent of all series in terms of language control, length, and quality of story." David R. Hill, Director of the Edinburgh Project on Extensive Reading.

"The most consistent of all series in terms of language control, length, and quality of story." David R. Hill, Director of the Edinburgh Project on Extensive Reading.