Please note: Due to Covid and our office having limited staffing, we can only accept credit card payments for the time being. You may also experience a slight delay in your order being shipped. Digital items are sent automatically after payment is received and will not be affected by this. Thank you for your understanding.
About the Store
In our online store, you will find a wide variety of titles on Direct Instruction – from books Siegfried "Zig" Engelmann has authored to program supplements to titles on research. We offer a number of titles designed to help a variety of audience purposes, including:
Please note: NIFDI does not sell program materials. If you are looking to purchase curriculum, such as Reading Mastery, Connecting Math Concepts, etc., you will want to visit our program pages (click "The Programs" on the menu at the top of your screen) and visit the respective publisher's website.
Note on international orders: To save our international customers high shipping costs, some NIFDI Press publications are now available through Amazon's print on demand feature. Check your local Amazon site for details. For all other international orders, please email .
*All clearance sales are final*