Current Events - Peep borrows a toy boat from Nellie's yard and sets off for mysterious, unreachable Green Island. Sarah is filling the pool with a hose. There are leaves and sticks in the pool, and it's cool the way the flow of water moves the stuff around. "See what happens when you put things in streams of water." Quack Loses His Hat - In order to save Quack (who's stuck inside a pickle jar don't ask), Peep must figure out how to float a duck. Some things float and other things sink. That's what the kids find out when they start putting stuff in the pool. "Try putting things in the water to see what floats and what sinks."