The Eisenhower National Clearinghouse
The Clearinghouse is a central source for free information about K-12 math and science materials, with on-line, CD-ROM, and print products and services. The target audience is K-12 educators.
The Eisenhower National Clearinghouse Ohio State University 1929 Kenny Road Columbus, OH 43210-1079 Tel: (800) 621-5785 Fax: (614) 292-2066 Web: www.enc.org