We do our best to make sure all our materials are correct, but sometimes mistakes can happen. If you find an error, please report it using this form and include the information below. This helps us review the issue. We are sorry for any inconvenience.

Printed materials (books)

• A brief description of the error
• A photo of the print details / copyright page
• The page in where you found the error
• A photo of the ISBN printed on your book (the number on the back of the book, below the barcode, starts with 978).

Online resources

• A brief description of the error
• The name of your course materials
• The steps you followed to access the resource (e.g. Resources > class audio > unit > resource name)

Online activities

• A brief description of the error
• The name of your course materials
• The steps you followed to access your activity (e.g. Digital Workbook or Practice Extra > unit > activity name)
• A screenshot or video of the error