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.
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.
