paper balloon	people make a ball out of coconut leaves
calculator	use stones or brain
toilet paper	students laughed and said they use water or ocean for the same purpose. Otherwise, leaves. They use it to make a decoration for dances if available
fan	make out of coconut leaves
straw	a stem of papaya
duck tape	use rope, instead
matches	everyone can make fire by rubbing woods together
laundry pin	no need. tie the end of laundry if necessary
paste	they use the same thing, but they can get gum out of breadfruit tree so the same purpose
plastic cup	coconut shell
castanets	coconut shell, for dance
magic marker	no substitutes. For similar purposes, they use some plants to color or lipsticks
pen, pencils	now use them at school but they have no substitute except char coal. They did not write as there were not written language. They used knots on rope instead of writing.
notebook	they thought it was interesting to see the vertical lines as Japanese write from top to bottom, instead of horizontally.
rubber band	no need. Use ropes or make a hope and put through strings
yawn	Susie showed exactly the same art as Japanese kids do. "Cat's cradle" in English?
plastic bag at supermarket	no need. Weave baskets from coconut leaves if n ecessary.
instant heater	do not know about it