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.

The inhabitants of Mammoth Island learn about electricity during the annual lemon harvest. They learn how current and static electricity are different and what metals make the best conductors of electricity.

Change happens: Sid and his friends want to know why things have to change and work together to discover the effects of time, temperature and the environment. Front row fun: includes a sampling of episodes from popular children's television programs.

Kids explore what makes something "magnetic," why opposites attract, how magnetic fields work and much more.

What scientific principle keeps coming up and up when designing Disney's theme park attractions? Trajectory! The Imagineers demonstrate how forces and motion play a leading role in creating rides like California Adventure's California Screamin' and Toy Story Midway Mania. Learn the definitions of projectile and Trajectory, see how Newton's First Law of Motion relates to these principles, and how to apply the physics of motion to predict and control...

The Mammoth Islanders decide to use the concept of a wheel and axle to create a machine that will help them dry their mammoths.

Some of the Mammoth Islanders decide to explore the far side of a distant mountain ridge on a breezy spring day. Halfway up the steep trail, they become trapped and must be rescued by a hot air balloon.

A bridge collapses and strands a Mammoth Islander and his mammoth on a small island. A young Islander discovers the principle of buoyancy when she observes wood floating on the water, and this aids in the rescue.

A visiting inventor and two young Mammoth Islanders create a machine to cool off on a hot summer day.

The Mammoth Islanders are building a new observation tower out of stone blocks. When one of the Islanders gets trapped at the top, the Islanders build ramps around the tower to create a giant screw which help the trapped Islander to get down.