marsh mellows gram crackers and hersey chocolate bars... also learn card tricks or any kinda coin tricks i have noticed in the passed if things get boring just show a card trick or coin trick and that usually gets people talking again

Tent
Sleeping bag
Pillow
Mattress(air) (pad) (Cot)
Pump for air mattress
Cooler
Folding chair
Bug Spray
Lantern(s)
Cook stove if fires can't be built
If you need fuel for your lantern or cook stove
flashlights
Extra Batteries
Toilet paper
Shampoo/Soap/Towel( if no shower access and near a lake make sure they are biodegradable)
Lounge pants, Sweat shirt, Jacket or coat
Cooking Utensils
Food
Drinks
PLENTY OF WATER OR A WATER PURIFIER
Ice to keep stuff cold
Fire wood
Sunblock
Extra shoes(flip flops)
Medical Kit
If you fish fishing rod and tackle
If you hunt or plan to shoot ammo and rifle and targets
Games/ book( for downtime)
Hammer and extra tent stakes
Telling someone where you will be and how long you will be gone in case of emergency's
Cell Phone
Trail Maps if hiking in the back country
Back Pack/ Fanny pack for day hikes