There is an assortment of knots used by hammockers that aren't part of the Scout requirements.
Trucker's Hitch, Garda Hitch, Marlin Spike Hitch, Prusik, Siberian Hitch, and Lark's Head just to name a few.
I think they would really enjoy learning to make a Whoopie Sling.
List precautions needed to stay warm , even if it's not that cold.
He is your friend, your companion, your defender... he is your dog. You are his life, his leader, and master. He will be yours, faithful and true, to the last beat of his heart. You owe it to him to be worthy of that devotion.