Material Spotlight

The Montessori Long Black Strip: A Powerful Tool for Teaching Children the History of Earth

The Montessori Long Black Strip: A Powerful Tool for Teaching Children the History of Earth

The Long Black Strip is a Montessori material that is used to teach children about the age of the Earth and the relative shortness of human history. It is a long, black strip of fabric that is unrolled to represent the 4.6 billion years since Earth’s formation. A small, red strip at the end represents…