Learn about some of their thoughts, ideas, and inventions by reading the 32 cards in the Measuring Time Discovery Deck. Read about how people looked to the sun and the moon to keep track of time, what water clocks were like, and how John Harrison spent his life perfecting a clock that could keep accurate time at sea.
Students also have numerous opportunities to experiment with time themselves.
They make a water clock build a sand clock explore their own internal biological clocks.