Miguel and Robin attach a speedometer on a bicycle so they and Paco can see how fast Paco can really ride his bike.
Jackie meets with MIT engineers who built a streamlined bicycle, the longest in the wirld.
ANIMATION: Laminar flow.
At Miguel's house, Kathy tells Robin about the odometer on a bicycle. They decide one of them rides 2,000 miles a year on a bicycle.
FILM INSERT: Streamlining isn't the only thing that lowers air resistance in high-speed travel.
Robin and Kathy find the hole in Kathy's flat tire by putting the tire in a tub full of water.
Miguel talks to Diane Green, a champion windsurfer, about sailboards. Green builds a sailboard herself and gets Miguel on another sailboard (temporarily).
FILM INSERT: The streamlined shape of salmon and other fish, beavers, penguins, and dolphins.
Robin and Kathy patch up the tire and test it in the tub.
THE BLOODHOUND GANG: ""The Case of X Marks the Spot, Part One."" Vikki is entered in a village's ten-mile race. One of the runners, tho
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