They demonstrate better critical thinking skills, improved problem - solving, and much better attention spans. (verywellfamily.com)
Not only that, but older dogs also have better attention span so your training procedure will most likely go much faster than it would when training a puppy. (topdogtips.com)
Kids this age have much better attention spans than they did in early childhood and they are better able to remember information for longer spans of time. (verywellmind.com)