Information is clear, accurate, and up to date. Theories and facts are clearly distinguished. Facts are not simplified so much that the content is misleading. Generalizations are supported by facts, and significant facts are not omitted. The book is free of gender, ethnic, and socioeconomic bias.
Presentation is logical, and sequence of ideas is clear.
The content level is appropriate for the intended audience. Items shown are accurate in size, color, and scale. Illustration labels are clear. Illustrations showing people portray cultural diversity and gender equity. The size, format, and typeface of the book are appropriate to the subject and audience.