Advance payment in U.S. currency is required on all international orders. Shipping charges must be included in the advance payment. The central operation of Resources for Educators regrets that it cannot accept the return of audiovisual materials unless they are defective or were shipped in error. CORE staff is available to answer questions about materials, prior to your purchase, to help you make an informed decision. Damaged or defective products must be returned to CORE within 21 days from the date of shipment.
Space technology changes at a rapid pace.
The programs in this catalog were current and accurate at the time they were made, later events, however, may have caused some parts to become outdated. The information remains a part of the history of the space program and is available to interested viewers in its present form.