The Third Great Lesson is fundamentally different from the Second Great Lesson. The Second Great Lesson is about the evolution of all life on Earth, it shows how life has adapted and changed over the 4.5 billion years of Earth’s history. The Third Great Lesson is not about human evolution.
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…
The Second Great Lesson is meant to show, in broad strokes, how life on Earth has changed throughout time.
The Montessori Timeline of Life is an iconic material used in the elementary classroom. It serves as a framework for the entire zoology, botany and geology curriculum.
The First Great Lesson awakens awe and wonder in the child, and gives them a framework to hang later physical earth and science lessons from.