Beyond the Classroom: Montessori Extending Into Adulthood

Montessori Thrive • June 1, 2022

Montessori: it’s not just for children. What was originally created as an educational model for preschoolers in Italy has expanded significantly over time. Today, more and more adults are noticing there is potential for application far beyond the Casa dei Bambini. Whether you’re interested in learning more for yourself, or learning more about how Montessori education is trickling into various parts of our society, plenty of interesting changes are happening around the globe.

Training and Degrees

It may surprise you to learn that many people first hear about Montessori education through the lens of being a Montessori parent. The more people discover about the method, the more they become curious about the model, and this leads to many seeking their own Montessori credentials and eventually becoming guides.

Have you thought about Montessori education for yourself? If so, there are a number of options.

To become a Montessori-credentialed guide, it’s important to enroll in a training program recognized by a major Montessori organization. Two of the most respected are AMI (Association Montessori Internationale) and AMS (American Montessori Society). To learn more about affiliated training programs, visit their sites directly:

About AMS-Affiliated Teacher Education Programs

AMI Teacher Training | Association Montessori Internationale

Are you more interested in higher education? There are a number of programs offering master’s degrees in Montessori Education, and many include online options. Here is a great list for exploring education options for adults.


Montessori in the Workplace

People all over the world are beginning to recognize that the general philosophy of Montessori is extremely applicable in the workplace. If a model works well, why can’t it be applied elsewhere? Montessori schools are effective. They create an atmosphere of joyful learners that contribute to their communities. What if we modeled our workplaces to reflect these successful classroom environments?

Digital marketing professional (and Montessori mom) Amanda Shelley has some thoughts on what effective modern workplaces look like. Perhaps unsurprisingly, she draws comparisons from the different types of schools available to our children. She shares these ideas in this article.

Sophie Bryan, another Montessori parent and award-winning HR consultant, advocates for bringing Montessori principles into the workplace in order to drive innovation and employee freedoms. She believes this benefits both employees and the organizations they work for. Bryan explains these ideas in her TEDx talk and gives her thoughts on how we might make changes in our workplaces.

Shelley and Bryan are just two of many leaders currently advocating for a shift toward more Montessori-inspired work environments for adults.


Montessori in Prisons

Brian Walsh leads education programs in two prisons in Washington State. He and his wife also own and operate a school together. This diverse experience led him to draw conclusions about the similarities between the two environments, and use those experiences to create innovative solutions.

In this TEDx Talk Walsh shares the ways in which education in prisons is a smart investment, but also how we can make it effective by implementing some of the same principles as we do in children’s Montessori schools. The whole video is compelling, but jump to minute 8:14 if you’re short on time.

What might we consider when developing educational programs for incarcerated individuals? How can we create safe and appropriate tools and environments, while giving students control of their learning? Walsh has found solutions to these questions, and has found them to be highly successful.


Montessori for People with Dementia

The application of Montessori principles to care for people with dementia is becoming more and more extensive.

There have been numerous studies and academic papers published indicating Montessori principles are effective when applied to dementia care.

AMI even has a division of their organization dedicated to this emerging branch of study.

If you are the caretaker of an individual experiencing dementia, considering basic Montessori principles will help make your life easier as well as giving the individual an increased sense of joy and independence. Strategies will naturally change depending on the development and stage of memory loss. Some thoughts:


  • What needs are not being met in the environment? How might small changes create a sense of independence?
  • Label doors throughout the house with words written on index cards or sticky notes.
  • Lay out necessary items to complete a task: clean clothes to change into after a shower or items to put together and eat a simple no-cook breakfast.
  • What are the individual’s interests? How might those be incorporated into the environment?
  • Leave out books and activities around the home for the person to notice and engage with. This might include puzzles, magazines, or even a broken alarm clock with simple tools to tinker with. If the person was creative earlier in life, leave out art supplies. If they loved music, make the songs they enjoyed available for them to listen to.
  • What changes can be made to the home to create a built-in structure of safety? Are there simple ways to prevent potentially harmful situations? This is the application of ‘freedom within limits’. Once dementia progresses to a certain point, it’s not safe for a person to be completely independent. The key is to consider how to create an appropriate level of freedom.

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By LakeCreek Montessori School • June 24, 2026
Have you ever watched a child trace the outline of a window with their finger, or carefully line up blocks into a perfectly symmetrical row? They may not have a name for what they're doing, but they are already exploring geometry. Dr. Maria Montessori understood that geometry is not an abstract school subject. It is part of the world children live in from the very beginning. A glance at the typical geometry textbook might suggest otherwise. Formulas, diagrams, and definitions can feel remote and lifeless, something to be memorized and forgotten. But look around for a moment. There is geometry in the angles of a mineral crystal and in the symmetry of a butterfly's wings. There is geometry in the legs of a chair and in the steel girders of a bridge. Children encounter it everywhere! In fact, research suggests that a basic intuitive understanding of geometric concepts may be inborn in human beings. A fascinating study of the Munduruku (an indigenous group living in the Amazon whose language includes very few spatial or geometric terms) found that both adults and children demonstrated an intuitive grasp of basic geometric ideas. This isn't something they were taught. It was already there. Montessori classrooms build on exactly this kind of inborn understanding. From Sensory Experience to Big Ideas In the early childhood years, children work with geometry through their hands. Materials like the Constructive Triangles, the Metal Insets, and the geometric cabinet give children a felt, physical understanding of shape, symmetry, and form before we introduce any formal terminology. Children gather and store these impressions. Their minds are being prepared. As they get older and certainly in the elementary years, children are ready to bring names and reasons to what they already sense. Elementary-aged children don't just want to know what something is called. They also want to know why. Why is this shape called a pentagon? (Spoiler: Its name comes from the Greek word for five: pente.) Geometry becomes a doorway into the history of language, ancient Greece, and the lives of mathematicians like Thales, Pythagoras, and Euclid, who puzzled over the same ideas thousands of years ago. This is the spirit of Cosmic Education when we pull one thread of curiosity to find it unravels into history, language, culture, and mathematics! Geometry, Algebra, and Arithmetic Woven Together One of the things that makes Montessori's approach to geometry so distinctive is that it doesn't stand alone. In the Montessori classroom, geometry is part of a three-part approach to mathematics, interwoven with arithmetic and algebra in ways that make each of them easier to understand. The Binomial Square is a good example. It presents the algebraic expression of (a + b)² = a² + 2ab + b² as a geometric pattern of squares and rectangles that children can actually build and hold. The arithmetic follows the pattern. The pattern confirms the algebra. Each one reinforces the others, and the whole thing is far more memorable than just a formula written on a board. Open-Ended, Creative, and Genuinely Fun Plus, a lot of Montessori geometry work has no single correct answer. We invite children working with the Metal Insets or Constructive Triangles to find as many equivalent figures as they can for a given shape. There may be dozens of ways to approach the same problem. This open-endedness nurtures the creative, analytical thinking that elementary children are hungry for. Plus, this quality of thinking will serve them in every area of life. Compass-and-straightedge constructions are another example. These beautiful, precise drawings challenge children in a way that is both mathematical and artistic. Many children find them deeply satisfying. What This Looks Like at Home You don't have to wait for the classroom to feed your child's geometric curiosity. Point out the shapes in a honeycomb. Notice the angles in a spider's web. Talk about the tiles on the floor or the panes in a window. Ask your child questions. Do you think that could be a triangle? How many sides does it have? These small moments of noticing are the same thing Montessori described when she wrote about preparing the environment to reflect the world children already live in. Geometry is already there. We're simply helping children see it. Come visit us in LakeCreek Montessori School to see how this unfolds in the classroom and to watch children fall in love with one of humanity's oldest ways of understanding the world.
By LakeCreek Montessori School • June 24, 2026
unfold over time. Children begin with a single frame and inset, using three colored pencils: one for tracing the frame, one for tracing the inset, and one for filling in. As their control deepens, subsequent exercises introduce the use of insets only (without frames), multiple overlapping shapes, repeated tracings of a single shape in different positions, and eventually fully free geometric design using any combination of insets, colors, and orientations. One of the most beautiful exercises is graded color. Using a single inset and a single pencil, children fill the shape with vertical lines, moving from darker to lighter (or lighter to darker) by adjusting the pencil pressure. This exercise requires an extraordinary sensitivity of touch, and when children achieve it, the result is genuinely lovely. This work can continue throughout a child’s entire time in the Children’s House. It can be relaxing and meditative, and when older children do it with great refinement, it naturally inspires younger children who observe them. Readiness and Timing Two key preparations precede the metal insets. Children should be able to trace the shapes of the geometry cabinet and the leaf shapes of the leaf cabinet using a stylus, and ideally they should be working with the movable alphabet. Timing matters. If we introduce the work too soon, before the hand is ready, it becomes too great a challenge rather than a satisfying one. The guide’s role is to observe carefully and to offer the presentation at the moment when it will be received with both readiness and joy. The metal insets are a landmark in the child’s journey toward written language. This layered preparation honors both the intelligence of the hand and the unhurried nature of true readiness. We invite you to come see the metal insets and the full breadth of our carefully prepared environment in person. Contact us to schedule a visit here in LakeCreek Montessori School or to learn more about life in our Children’s House.
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