Kids could make a raft or float! :) A different way of recycling plastic bottles. Here, a boat is made entirely of plastic wrapped bottles drawn into the shape of a boat. Even a front and rear seat have been made entirely of wrapped bottles.
Pump Fire Drill: The Iroquois invented this ingenious pump drill, which uses a flywheel to generate friction. The crossbar and flywheel are made of hardwood; the spindle and fireboard are made from softwoods (as in the ha