Peek inside


Buy online:

  • Link to be published


We realize that there is a lot of interest in buying the book in larger quantities for use at universities, events or promotions. The following discounts apply for larger quantities.

Number of books

  • More than 25 books gives 15 % discount
  • More than 50 books gives 20 % discount

How-to get the discounts?

Please send an email to to receive instructions on how to order.

The Knowledge House