The two flagship timelines for the elementary Montessori classroom.
Timeline of Life ($75), Timeline of Humans ($85), or the Complete Collection ($129). Updated with current science and decolonized framing.
Individual timelines or the complete set.

Timeline of Life
The complete arc of life on Earth, from the first cells to the emergence of Homo sapiens. Updated with current paleontological research. Printable in multiple sizes for wall display or floor work.
$75
Buy
Timeline of Humans
Human prehistory and history from the emergence of our species through the contemporary world. Decolonized framing: Africa, Asia, and the Americas are not footnotes.
$85
BuyBest value

Complete Timeline Collection
Timeline of Life and Timeline of Humans together. The two flagship timelines, designed to be used in sequence in elementary Montessori environments.
$129
BuyCurrent science. Honest history.
Updated paleontology
The Timeline of Life reflects current research on the Cambrian explosion, mass extinctions, and the emergence of Homo sapiens. Not what was accurate in 1980.
Decolonized framing
The Timeline of Humans does not treat human history as a story that begins in Greece or ends in Europe. Africa, Asia, and the Americas are not footnotes.
Print in any size
Digital downloads that print at any size from a standard home printer through professional large-format printing. Sized for floor work or wall display.
Research-ready
Designed to be used with the Origins research folders. Children can work from the timeline presentation to independent research without additional materials.
The Practitioner
A monthly publication for Montessori practitioners.
For educators who believe the quality of the prepared environment is inseparable from the equity of its reach. Free.