Please click on the images below to find information and retail links for all our eBooks. Library copies are available on Overdrive, Baker & Taylor, Follett K-12, 3M, Wheeler’s and De Marque. For easy reference to ISBN numbers for various editions please download our Fall 2015 eBook catalogue. Educators in the US qualify for a 50% discount on purchases of 20 copies or more by enrolling in the Apple Volume Purchase Program for Education. Educators in Canada who wish to purchase multiple copies of our audio enhanced eBook editions for use in the classroom on iPads or other Apple devices, please contact us directly.