Fill a dishpan with water, use a styrofoam meat tray and have children seehow many of 100 pennies are put on the tray in the water before it sinks.
(seehow many of 100 pennies; are put; on the tray in the water; T:before it sinks) (it; sinks; )
seehow many of 100 pennies it
are put sinks
on the tray in the water T:before it sinks