Bread & butter a tent cooked chicken a punnet of strawberries a folding chair a sleeping bag a pillow water & blackberry squash coca cola milk phone & charger
Puzzles (like crossword, word search and sudoku types)
Benadryl. You never know when you'll need it for allergic reactions.
Clothing, music, playing cards, reading & writing material, blades (including sword(s) (I can't stand using guns)), fire starter(s).