The Black Strip — Timeline of the Universe

The Black Strip is humbling. The child walks its length and the universe's vastness becomes felt, not abstract. Human history — everything in every history book — fits in a strip the width of a finger. No amount of telling conveys this. Walking does.

• Framework: Montessori
• Unit: Cultural Studies
• Learning area: Time Lines
• Level: Ages 6-8

Objectives

• Experience the length of cosmic time with a 50-meter black strip
• See that all of human history is a small dot at the far end
• Connect to the First Great Lesson viscerally
• Prepare for the Time Line of Life

Materials

• The Black Strip: a 50-meter length of black cloth representing ~13.8 billion years
• A small red or gold marker placed at the human-history end (representing ~200,000 years of Homo sapiens)
• Outdoor space or long corridor

Instructions

1. Take the children outside or to a long hallway. 2. Unroll the Black Strip fully. 3. Walk together from the start: the Big Bang. 4. Stop at intervals to mark major events (formation of galaxies, Earth, first life, dinosaurs, mammals). 5. Continue walking until the far end. 6. Show the tiny marker at the very end: all of human history. 7. Let children stand at the Big Bang and at human history to feel the distance. 8. Roll the strip back up. 9. Discuss what the walk revealed.

Educator tip

Do this outside in a park or playground. The scale needs space. Photograph the walk for the classroom.

Assessment

Observe the child's reactions, questions, and subsequent research into cosmic history.

More from Cultural Studies

• States of Matter — Experimental Observation
• Simple Machines — Lever, Pulley, Inclined Plane
• Elements of Art — Line, Shape, Color, Form, Texture, Space, Value
• Composer Study — Introducing a Classical Composer
• Animal Kingdom Classification — Phyla and Classes
• Clock of Eras — Geological Time as a 12-Hour Clock
• Parts of the Reptile
• Parts of the Amphibian