Science Experiment with forms of writing to find which survives best underwater (pencil, crayon, ink).
Humanities Research the history of the school in old logs. Visit the National Maritime Museum or its website. Plot on a world map the voyages of Captain Cook.
PE Play "port and starboard" by giving instructions for children to carry out: call "port" and they all must go to left side; "Cap'n's coming" and the last one to salute and say "Aye, aye, Cap'n!" is out.