Any school, day care center, library or other institution serving children or education may join for $35 per year (U.S. currency). Multiple-year membership is offered at the reduced rate of $60 (two years); $80 (three years). This membership includes all the benefits of individual membership, including placement of the IMS mailing list to receive the IMS periodicals, membership card and various discounts for IMS publications and workshops. In addition, associate school members receive further discounts for registration to IMS workshops for all participating parents and staff at the institution.