Macaulay, David

Searching for a time-saving alternative from painted portraits, the gang from Mammoth Island discovers how light, lenses, and chemicals can be used to produce photographs.

The Islanders uncover the principles behind wind, string, brass, and percussion instruments and the various sounds that they produce.

Explains how light behaves and examines a variety of devices that use light to help us see images correctly.

The inhabitants of Mammoth Island are trying to find the best method to weigh their heaviest mammoths. A young islander is inspired to try a simple machine called a lever to get the job done. Three classes of levers are then explored.

Inhabitants of Mammoth Island have decided to make gravel for their new roads by dropping boulders off a tower and smashing them to bits. A young Islander suggests that it would take less effort to roll the boulders up an inclined plane than to hoist them up the side of the tower.

The inhabitants of Mammoth Island explore the three ways in which heat travels.

Looks at the force of friction and some examples of it in everyday life.

The Islanders explore how the opposing forces of lift and weight act on aircraft.

The inhabitants of Mammoth Island explore how machines like refrigerators and air conditioners function.

Inhabitants of Mammoth Island are getting ready for their annual fair, and the help of a visiting inventor is enlisted to design new and exciting rides using belts and gears.