I am planning on only bringing a backpack, i will bring the following, am i missing anything?
tooth brush and tooth paste,
3pairs of panties
2 pairs of shorts( i will sleep in the shorts and tshirt i wore to travel)
2 tshirts
tablet to read and take notes
a note pad and pen
pads
hair brush
bubble gum
2 large bottles of water
small inexpensive camera

what should i bring that i forgot?

sunscreen

Gas x strips