A (Pan-Canadian) cluster randomized control effectiveness trial of the ABRACADABRA web-based literacy program
Journal of Educational Psychology (2013) - Comment
doi: 10.1037/a0031025  issn: 1939-2176  issn: 0022-0663 

Robert Savage, Philip C. Abrami, Noella Piquette, Eileen Wood, Gia Deleveaux, Sukhbinder Sanghera-Sidhu, Giovani Burgos