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FAQ Terms of Sale

Terms of Sale

Pricing and Availability

  • All prices listed are in USD. Please note that completing payment via PayPal in another currency may incur additional fees.
  • Discount price: Only applies when purchasing direct from BIOZONE. A minimum of 5 books of the same title must be purchased to qualify for this discount.
  • Regular Price (RRP): Applies to purchases of 1-4 books of the same title
  • Presentation Media: Receive a 50% discount on Environmental Science when purchased with Ecology or the Super Bundle. This offer also applies to customers who have previously purchased Ecology or the Super Bundle. It does not apply to individual download titles.
  • Some items may become unavailable for purchase.  Errors & Omissions Excepted.

NOTE: Prices listed exclude any import duty or local taxes that may be payable upon delivery. Any such charges are the responsibility of the customer.


CD-ROM Products:

The following CD-ROM titles are eligible for discount price providing a minimum of 10 copies ( i.e “adoption”) of the corresponding workbook is purchased.

  • Teachers Digital Edition (previously known as Teacher Resource CD-ROM)
  • IB Options CD-ROM

These products are supplied with a 1 year, 5 staff user license, and are only available direct from BIOZONE. See the full Conditions of Use.



Customers may pay for their orders by institutional check which must be drawn on a US bank (no personal checks), or by wire (telegraphic transfer). Payment instructions will appear on the invoice. A 5% finance charge is liable for each month a payment is overdue. All Private sales MUST be prepaid.

Contact our office for more details on payment requirements.


Digital Products

BIOZONE Digital Platforms Terms of Service July 2020.pdf