France 5

The Mammoth Islanders are looking for an alternative to using mammoths to deliver their pizzas so they experiment with different internal combustion engines, from rockets to turbofan jet engines to gasoline engines. By comparing the advantages and drawbacks of these engines, they determine which one will serve their business best and ensure that the pizzas are delivered on time.

The Mammoth Islanders discover the power of an invisible force called magnetism when lightning strikes their wire and iron bar "clothes dryer." When an electric current flows through the wire, the current creates a magnetic field around it. The Islanders learn that opposites do attract.