One picture with nude boy (Jesse McBride, 5) and another picture with nude girl (5?) briefly shown. Shortly after that, yet another picture, with two nude cross-legged children is shown.
The father removes the boy's pj's and lays him on the bed and playfully slaps his bare bottom. As the boy jumps up from the bed, there is a very brief frontal view before he wraps a towel round himself.
Martin is trapped on a tree house and makes a rope from his clothes to climb down from a tree. On the way down he gets his underwear caught on a branch. His underwear tears off and comes off him. Martin ends up completely naked save for his socks and shoes and runs off.