Students at an elementary school in New Jersey gave their beloved therapy dog a birthday celebration he would never forget — by learning sign language so he could be part of the festivities. Cole, a 9-year-old deaf pit bull mix, has spent the past seven years serving as a certified therapy dog at Dr. William Mennies Elementary School in Vineland. Adopted by music teacher … [Read more...] about Students Learn Sign Language To Celebrate Deaf Therapy Dog’s Birthday