Investigations was developed at TERC, a nonprofit organization that focuses on mathematics, science, and technology education. The curriculum can only be purchased through the publisher, Pearson. (Requests for sample materials should also be directed to Pearson.)

For information about the various components that make up the second edition, see Components. To order any and all of these components, visit Pearson’s Investigations website. You can also place an order at 1-800-552-2259 or with your local Pearson representative.

Contact Customer Support for assistance with ordering or billing; to request a catalog; to access information about technical support; and for general customer service inquiries.